# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID 94c6fc048d8ed548b552be415f23c68162f30ab0
# Parent 43edce5b75d62213991842e441f8f11a29081a02
Clean up xc_vmx_build():
1. Remove linux parameters.
2. Remove init ramdisk.
3. Remove e820 memmap config file parse.
4. Removed provisional GDT.
5. Removed some ugly tailing space.
Signed-off-by: Xin B Li <xin.b.li@xxxxxxxxx>
diff -r 43edce5b75d6 -r 94c6fc048d8e tools/examples/Makefile
--- a/tools/examples/Makefile Thu Sep 22 19:59:31 2005
+++ b/tools/examples/Makefile Fri Sep 23 11:52:43 2005
@@ -25,19 +25,13 @@
XEN_SCRIPTS += block-file
XEN_SCRIPTS += block-enbd
-# no 64-bit specifics in mem-map.sxp
-# so place in /usr/lib, not /usr/lib64
-XEN_BOOT_DIR = /usr/lib/xen/boot
-XEN_BOOT = mem-map.sxp
-
XEN_HOTPLUG_DIR = /etc/hotplug
XEN_HOTPLUG_SCRIPTS = xen-backend.agent
all:
build:
-install: all install-initd install-configs install-scripts install-boot \
- install-hotplug
+install: all install-initd install-configs install-scripts install-hotplug
install-initd:
[ -d $(DESTDIR)/etc/init.d ] || $(INSTALL_DIR) $(DESTDIR)/etc/init.d
@@ -62,14 +56,6 @@
$(INSTALL_PROG) $$i $(DESTDIR)$(XEN_SCRIPT_DIR); \
done
-install-boot:
- [ -d $(DESTDIR)$(XEN_BOOT_DIR) ] || \
- $(INSTALL_DIR) $(DESTDIR)$(XEN_BOOT_DIR)
- for i in $(XEN_BOOT); \
- do [ -a $(DESTDIR)$(XEN_BOOT_DIR)/$$i ] || \
- $(INSTALL_PROG) $$i $(DESTDIR)$(XEN_BOOT_DIR); \
- done
-
install-hotplug:
[ -d $(DESTDIR)$(XEN_HOTPLUG_DIR) ] || \
$(INSTALL_DIR) $(DESTDIR)$(XEN_HOTPLUG_DIR)
diff -r 43edce5b75d6 -r 94c6fc048d8e tools/examples/xmexample.vmx
--- a/tools/examples/xmexample.vmx Thu Sep 22 19:59:31 2005
+++ b/tools/examples/xmexample.vmx Fri Sep 23 11:52:43 2005
@@ -60,9 +60,6 @@
# New stuff
device_model = '/usr/' + arch_libdir + '/xen/bin/qemu-dm'
-# Advanced users only. Don't touch if you don't know what you're doing
-memmap = '/usr/lib/xen/boot/mem-map.sxp'
-
#-----------------------------------------------------------------------------
# Disk image for
#cdrom=
diff -r 43edce5b75d6 -r 94c6fc048d8e tools/firmware/vmxassist/Makefile
--- a/tools/firmware/vmxassist/Makefile Thu Sep 22 19:59:31 2005
+++ b/tools/firmware/vmxassist/Makefile Fri Sep 23 11:52:43 2005
@@ -44,7 +44,7 @@
vmxloader: roms.h vmxloader.c acpi.h acpi_madt.c
${CC} ${CFLAGS} ${DEFINES} -c vmxloader.c -c acpi_madt.c
$(CC) -o vmxloader.tmp -m32 -nostdlib -Wl,-N -Wl,-Ttext -Wl,0x100000
vmxloader.o acpi_madt.o
- objcopy --change-addresses=0xC0000000 vmxloader.tmp vmxloader
+ objcopy vmxloader.tmp vmxloader
rm -f vmxloader.tmp
vmxassist.bin: vmxassist.ld ${OBJECTS}
diff -r 43edce5b75d6 -r 94c6fc048d8e tools/firmware/vmxassist/vmxloader.c
--- a/tools/firmware/vmxassist/vmxloader.c Thu Sep 22 19:59:31 2005
+++ b/tools/firmware/vmxassist/vmxloader.c Fri Sep 23 11:52:43 2005
@@ -34,28 +34,39 @@
/*
* C runtime start off
*/
-asm(" \n\
- .text \n\
- .globl _start \n\
-_start: \n\
- cli \n\
- movl $stack_top, %esp \n\
- movl %esp, %ebp \n\
- call main \n\
- jmp halt \n\
- \n\
- .globl halt \n\
-halt: \n\
- sti \n\
- jmp . \n\
- \n\
- .bss \n\
- .align 8 \n\
- .globl stack, stack_top \n\
-stack: \n\
- .skip 0x4000 \n\
-stack_top: \n\
-");
+asm(
+" .text \n"
+" .globl _start \n"
+"_start: \n"
+" cld \n"
+" cli \n"
+" lgdt gdt_desr \n"
+" movl $stack_top, %esp \n"
+" movl %esp, %ebp \n"
+" call main \n"
+" jmp halt \n"
+" \n"
+"gdt_desr: \n"
+" .word gdt_end - gdt - 1 \n"
+" .long gdt \n"
+" \n"
+" .align 8 \n"
+"gdt: \n"
+" .quad 0x0000000000000000 \n"
+" .quad 0x00CF92000000FFFF \n"
+" .quad 0x00CF9A000000FFFF \n"
+"gdt_end: \n"
+" \n"
+"halt: \n"
+" sti \n"
+" jmp . \n"
+" \n"
+" .bss \n"
+" .align 8 \n"
+"stack: \n"
+" .skip 0x4000 \n"
+"stack_top: \n"
+);
void *
memcpy(void *dest, const void *src, unsigned n)
@@ -95,7 +106,7 @@
}
int
-main()
+main(void)
{
puts("VMXAssist Loader\n");
puts("Loading ROMBIOS ...\n");
diff -r 43edce5b75d6 -r 94c6fc048d8e tools/libxc/xc_vmx_build.c
--- a/tools/libxc/xc_vmx_build.c Thu Sep 22 19:59:31 2005
+++ b/tools/libxc/xc_vmx_build.c Fri Sep 23 11:52:43 2005
@@ -10,7 +10,8 @@
#include <unistd.h>
#include <zlib.h>
#include <xen/io/ioreq.h>
-#include "linux_boot_params.h"
+
+#define VMX_LOADER_ENTR_ADDR 0x00100000
#define L1_PROT (_PAGE_PRESENT|_PAGE_RW|_PAGE_ACCESSED|_PAGE_USER)
#define L2_PROT (_PAGE_PRESENT|_PAGE_RW|_PAGE_ACCESSED|_PAGE_DIRTY|_PAGE_USER)
@@ -18,12 +19,28 @@
#define L3_PROT (_PAGE_PRESENT)
#endif
+#define E820MAX 128
+
+#define E820_RAM 1
+#define E820_RESERVED 2
+#define E820_ACPI 3
+#define E820_NVS 4
+#define E820_IO 16
+#define E820_SHARED_PAGE 17
+#define E820_XENSTORE 18
+
+#define E820_MAP_PAGE 0x00090000
+#define E820_MAP_NR_OFFSET 0x000001E8
+#define E820_MAP_OFFSET 0x000002D0
+
+struct e820entry {
+ u64 addr;
+ u64 size;
+ u32 type;
+} __attribute__((packed));
+
#define round_pgup(_p) (((_p)+(PAGE_SIZE-1))&PAGE_MASK)
#define round_pgdown(_p) ((_p)&PAGE_MASK)
-
-#define LINUX_BOOT_PARAMS_ADDR 0x00090000
-#define LINUX_KERNEL_ENTR_ADDR 0x00100000
-#define LINUX_PAGE_OFFSET 0xC0000000
static int
parseelfimage(
@@ -33,78 +50,70 @@
char *elfbase, int xch, u32 dom, unsigned long *parray,
struct domain_setup_info *dsi);
-static void build_e820map(struct mem_map *mem_mapp, unsigned long mem_size)
-{
- int nr_map = 0;
+static unsigned char build_e820map(void *e820_page, unsigned long mem_size)
+{
+ struct e820entry *e820entry =
+ (struct e820entry *)(((unsigned char *)e820_page) + E820_MAP_OFFSET);
+ unsigned char nr_map = 0;
/* XXX: Doesn't work for > 4GB yet */
- mem_mapp->map[nr_map].addr = 0x0;
- mem_mapp->map[nr_map].size = 0x9F800;
- mem_mapp->map[nr_map].type = E820_RAM;
- mem_mapp->map[nr_map].caching_attr = MEMMAP_WB;
- nr_map++;
-
- mem_mapp->map[nr_map].addr = 0x9F800;
- mem_mapp->map[nr_map].size = 0x800;
- mem_mapp->map[nr_map].type = E820_RESERVED;
- mem_mapp->map[nr_map].caching_attr = MEMMAP_UC;
- nr_map++;
-
- mem_mapp->map[nr_map].addr = 0xA0000;
- mem_mapp->map[nr_map].size = 0x20000;
- mem_mapp->map[nr_map].type = E820_IO;
- mem_mapp->map[nr_map].caching_attr = MEMMAP_UC;
- nr_map++;
-
- mem_mapp->map[nr_map].addr = 0xF0000;
- mem_mapp->map[nr_map].size = 0x10000;
- mem_mapp->map[nr_map].type = E820_RESERVED;
- mem_mapp->map[nr_map].caching_attr = MEMMAP_UC;
+ e820entry[nr_map].addr = 0x0;
+ e820entry[nr_map].size = 0x9F800;
+ e820entry[nr_map].type = E820_RAM;
+ nr_map++;
+
+ e820entry[nr_map].addr = 0x9F800;
+ e820entry[nr_map].size = 0x800;
+ e820entry[nr_map].type = E820_RESERVED;
+ nr_map++;
+
+ e820entry[nr_map].addr = 0xA0000;
+ e820entry[nr_map].size = 0x20000;
+ e820entry[nr_map].type = E820_IO;
+ nr_map++;
+
+ e820entry[nr_map].addr = 0xF0000;
+ e820entry[nr_map].size = 0x10000;
+ e820entry[nr_map].type = E820_RESERVED;
nr_map++;
#define STATIC_PAGES 2 /* for ioreq_t and store_mfn */
/* Most of the ram goes here */
- mem_mapp->map[nr_map].addr = 0x100000;
- mem_mapp->map[nr_map].size = mem_size - 0x100000 - STATIC_PAGES*PAGE_SIZE;
- mem_mapp->map[nr_map].type = E820_RAM;
- mem_mapp->map[nr_map].caching_attr = MEMMAP_WB;
+ e820entry[nr_map].addr = 0x100000;
+ e820entry[nr_map].size = mem_size - 0x100000 - STATIC_PAGES*PAGE_SIZE;
+ e820entry[nr_map].type = E820_RAM;
nr_map++;
/* Statically allocated special pages */
/* Shared ioreq_t page */
- mem_mapp->map[nr_map].addr = mem_size - PAGE_SIZE;
- mem_mapp->map[nr_map].size = PAGE_SIZE;
- mem_mapp->map[nr_map].type = E820_SHARED;
- mem_mapp->map[nr_map].caching_attr = MEMMAP_WB;
+ e820entry[nr_map].addr = mem_size - PAGE_SIZE;
+ e820entry[nr_map].size = PAGE_SIZE;
+ e820entry[nr_map].type = E820_SHARED_PAGE;
nr_map++;
/* For xenstore */
- mem_mapp->map[nr_map].addr = mem_size - 2*PAGE_SIZE;
- mem_mapp->map[nr_map].size = PAGE_SIZE;
- mem_mapp->map[nr_map].type = E820_XENSTORE;
- mem_mapp->map[nr_map].caching_attr = MEMMAP_WB;
- nr_map++;
-
- mem_mapp->map[nr_map].addr = mem_size;
- mem_mapp->map[nr_map].size = 0x3 * PAGE_SIZE;
- mem_mapp->map[nr_map].type = E820_NVS;
- mem_mapp->map[nr_map].caching_attr = MEMMAP_UC;
- nr_map++;
-
- mem_mapp->map[nr_map].addr = mem_size + 0x3 * PAGE_SIZE;
- mem_mapp->map[nr_map].size = 0xA * PAGE_SIZE;
- mem_mapp->map[nr_map].type = E820_ACPI;
- mem_mapp->map[nr_map].caching_attr = MEMMAP_WB;
- nr_map++;
-
- mem_mapp->map[nr_map].addr = 0xFEC00000;
- mem_mapp->map[nr_map].size = 0x1400000;
- mem_mapp->map[nr_map].type = E820_IO;
- mem_mapp->map[nr_map].caching_attr = MEMMAP_UC;
- nr_map++;
-
- mem_mapp->nr_map = nr_map;
+ e820entry[nr_map].addr = mem_size - 2*PAGE_SIZE;
+ e820entry[nr_map].size = PAGE_SIZE;
+ e820entry[nr_map].type = E820_XENSTORE;
+ nr_map++;
+
+ e820entry[nr_map].addr = mem_size;
+ e820entry[nr_map].size = 0x3 * PAGE_SIZE;
+ e820entry[nr_map].type = E820_NVS;
+ nr_map++;
+
+ e820entry[nr_map].addr = mem_size + 0x3 * PAGE_SIZE;
+ e820entry[nr_map].size = 0xA * PAGE_SIZE;
+ e820entry[nr_map].type = E820_ACPI;
+ nr_map++;
+
+ e820entry[nr_map].addr = 0xFEC00000;
+ e820entry[nr_map].size = 0x1400000;
+ e820entry[nr_map].type = E820_IO;
+ nr_map++;
+
+ return (*(((unsigned char *)e820_page) + E820_MAP_NR_OFFSET) = nr_map);
}
/*
@@ -112,19 +121,19 @@
* vmxloader will use it to config ACPI MADT table
*/
#define VCPU_MAGIC 0x76637075 /* "vcpu" */
-static int
-set_nr_vcpus(int xc_handle, u32 dom, unsigned long *pfn_list,
+static int
+set_nr_vcpus(int xc_handle, u32 dom, unsigned long *pfn_list,
struct domain_setup_info *dsi, unsigned long vcpus)
{
char *va_map;
unsigned long *va_vcpus;
-
+
va_map = xc_map_foreign_range(
xc_handle, dom, PAGE_SIZE, PROT_READ|PROT_WRITE,
- pfn_list[(0x9F000 - dsi->v_start) >> PAGE_SHIFT]);
+ pfn_list[(0x9F000 - dsi->v_start) >> PAGE_SHIFT]);
if ( va_map == NULL )
return -1;
-
+
va_vcpus = (unsigned long *)(va_map + 0x800);
*va_vcpus++ = VCPU_MAGIC;
*va_vcpus++ = vcpus;
@@ -164,24 +173,23 @@
return 0;
}
-static int zap_mmio_ranges(int xc_handle, u32 dom,
- unsigned long l2tab,
- struct mem_map *mem_mapp)
-{
- int i;
+static int zap_mmio_ranges(int xc_handle, u32 dom, unsigned long l2tab,
+ unsigned char e820_map_nr, unsigned char *e820map)
+{
+ unsigned int i;
+ struct e820entry *e820entry = (struct e820entry *)e820map;
+
l2_pgentry_32_t *vl2tab = xc_map_foreign_range(xc_handle, dom, PAGE_SIZE,
PROT_READ|PROT_WRITE,
l2tab >> PAGE_SHIFT);
if ( vl2tab == 0 )
return -1;
- for ( i = 0; i < mem_mapp->nr_map; i++ )
- {
- if ( (mem_mapp->map[i].type == E820_IO) &&
- (mem_mapp->map[i].caching_attr == MEMMAP_UC) &&
+ for ( i = 0; i < e820_map_nr; i++ )
+ {
+ if ( (e820entry[i].type == E820_IO) &&
(zap_mmio_range(xc_handle, dom, vl2tab,
- mem_mapp->map[i].addr,
- mem_mapp->map[i].size) == -1) )
+ e820entry[i].addr, e820entry[i].size) == -1))
return -1;
}
@@ -200,7 +208,7 @@
unsigned long vl3e;
l1_pgentry_t *vl1tab;
l2_pgentry_t *vl2tab;
-
+
mmio_addr = mmio_range_start & PAGE_MASK;
for ( ; mmio_addr < mmio_range_end; mmio_addr += PAGE_SIZE )
{
@@ -239,22 +247,22 @@
return 0;
}
-static int zap_mmio_ranges(int xc_handle, u32 dom,
- unsigned long l3tab,
- struct mem_map *mem_mapp)
-{
- int i;
+static int zap_mmio_ranges(int xc_handle, u32 dom, unsigned long l3tab,
+ unsigned char e820_map_nr, unsigned char *e820map)
+{
+ unsigned int i;
+ struct e820entry *e820entry = (struct e820entry *)e820map;
+
l3_pgentry_t *vl3tab = xc_map_foreign_range(xc_handle, dom, PAGE_SIZE,
PROT_READ|PROT_WRITE,
l3tab >> PAGE_SHIFT);
if (vl3tab == 0)
return -1;
- for (i = 0; i < mem_mapp->nr_map; i++) {
- if ((mem_mapp->map[i].type == E820_IO)
- && (mem_mapp->map[i].caching_attr == MEMMAP_UC))
- if (zap_mmio_range(xc_handle, dom, vl3tab,
- mem_mapp->map[i].addr, mem_mapp->map[i].size)
== -1)
- return -1;
+ for ( i = 0; i < e820_map_nr; i++ ) {
+ if ( (e820entry[i].type == E820_IO) &&
+ (zap_mmio_range(xc_handle, dom, vl3tab,
+ e820entry[i].addr, e820entry[i].size) == -1) )
+ return -1;
}
munmap(vl3tab, PAGE_SIZE);
return 0;
@@ -265,18 +273,14 @@
static int setup_guest(int xc_handle,
u32 dom, int memsize,
char *image, unsigned long image_size,
- gzFile initrd_gfd, unsigned long initrd_len,
unsigned long nr_pages,
vcpu_guest_context_t *ctxt,
- const char *cmdline,
unsigned long shared_info_frame,
unsigned int control_evtchn,
unsigned long flags,
unsigned int vcpus,
unsigned int store_evtchn,
- unsigned long *store_mfn,
- struct mem_map *mem_mapp
- )
+ unsigned long *store_mfn)
{
l1_pgentry_t *vl1tab=NULL, *vl1e=NULL;
l2_pgentry_t *vl2tab=NULL, *vl2e=NULL;
@@ -289,8 +293,8 @@
unsigned long l1tab;
unsigned long count, i;
shared_info_t *shared_info;
- struct linux_boot_params * boot_paramsp;
- __u16 * boot_gdtp;
+ void *e820_page;
+ unsigned char e820_map_nr;
xc_mmu_t *mmu = NULL;
int rc;
@@ -298,12 +302,6 @@
unsigned long ppt_alloc;
struct domain_setup_info dsi;
- unsigned long vinitrd_start;
- unsigned long vinitrd_end;
- unsigned long vboot_params_start;
- unsigned long vboot_params_end;
- unsigned long vboot_gdt_start;
- unsigned long vboot_gdt_end;
unsigned long vpt_start;
unsigned long vpt_end;
unsigned long v_end;
@@ -322,27 +320,8 @@
goto error_out;
}
- /*
- * Why do we need this? The number of page-table frames depends on the
- * size of the bootstrap address space. But the size of the address space
- * depends on the number of page-table frames (since each one is mapped
- * read-only). We have a pair of simultaneous equations in two unknowns,
- * which we solve by exhaustive search.
- */
- vboot_params_start = LINUX_BOOT_PARAMS_ADDR;
- vboot_params_end = vboot_params_start + PAGE_SIZE;
- vboot_gdt_start = vboot_params_end;
- vboot_gdt_end = vboot_gdt_start + PAGE_SIZE;
-
/* memsize is in megabytes */
v_end = memsize << 20;
- /* leaving the top 4k untouched for IO requests page use */
- vinitrd_end = v_end - PAGE_SIZE;
- vinitrd_start = vinitrd_end - initrd_len;
- vinitrd_start = vinitrd_start & (~(PAGE_SIZE - 1));
-
- if(initrd_len == 0)
- vinitrd_start = vinitrd_end = 0;
#ifdef __i386__
nr_pt_pages = 1 + ((memsize + 3) >> 2);
@@ -353,24 +332,17 @@
vpt_end = vpt_start + (nr_pt_pages * PAGE_SIZE);
printf("VIRTUAL MEMORY ARRANGEMENT:\n"
- " Boot_params: %08lx->%08lx\n"
- " boot_gdt: %08lx->%08lx\n"
- " Loaded kernel: %08lx->%08lx\n"
- " Init. ramdisk: %08lx->%08lx\n"
+ " Loaded VMX loader: %08lx->%08lx\n"
" Page tables: %08lx->%08lx\n"
" TOTAL: %08lx->%08lx\n",
- vboot_params_start, vboot_params_end,
- vboot_gdt_start, vboot_gdt_end,
- dsi.v_kernstart, dsi.v_kernend,
- vinitrd_start, vinitrd_end,
+ dsi.v_kernstart, dsi.v_kernend,
vpt_start, vpt_end,
dsi.v_start, v_end);
printf(" ENTRY ADDRESS: %08lx\n", dsi.v_kernentry);
- printf(" INITRD LENGTH: %08lx\n", initrd_len);
if ( (v_end - dsi.v_start) > (nr_pages * PAGE_SIZE) )
{
- printf("Initial guest OS requires too much space\n"
+ ERROR("Initial guest OS requires too much space\n"
"(%luMB is greater than %luMB limit)\n",
(v_end-dsi.v_start)>>20, (nr_pages<<PAGE_SHIFT)>>20);
goto error_out;
@@ -389,23 +361,6 @@
}
loadelfimage(image, xc_handle, dom, page_array, &dsi);
-
- /* Load the initial ramdisk image. */
- if ( initrd_len != 0 )
- {
- for ( i = (vinitrd_start - dsi.v_start);
- i < (vinitrd_end - dsi.v_start); i += PAGE_SIZE )
- {
- char page[PAGE_SIZE];
- if ( gzread(initrd_gfd, page, PAGE_SIZE) == -1 )
- {
- PERROR("Error reading initrd image, could not");
- goto error_out;
- }
- xc_copy_to_domain_page(xc_handle, dom,
- page_array[i>>PAGE_SHIFT], page);
- }
- }
if ( (mmu = xc_init_mmu_updates(xc_handle, dom)) == NULL )
goto error_out;
@@ -429,14 +384,14 @@
ctxt->ctrlreg[3] = l2tab;
/* Initialise the page tables. */
- if ( (vl2tab = xc_map_foreign_range(xc_handle, dom, PAGE_SIZE,
- PROT_READ|PROT_WRITE,
+ if ( (vl2tab = xc_map_foreign_range(xc_handle, dom, PAGE_SIZE,
+ PROT_READ|PROT_WRITE,
l2tab >> PAGE_SHIFT)) == NULL )
goto error_out;
memset(vl2tab, 0, PAGE_SIZE);
vl2e = &vl2tab[l2_table_offset(dsi.v_start)];
for ( count = 0; count < ((v_end-dsi.v_start)>>PAGE_SHIFT); count++ )
- {
+ {
if ( ((unsigned long)vl1e & (PAGE_SIZE-1)) == 0 )
{
l1tab = page_array[ppt_alloc++] << PAGE_SHIFT;
@@ -465,8 +420,8 @@
ctxt->ctrlreg[3] = l3tab;
/* Initialise the page tables. */
- if ( (vl3tab = xc_map_foreign_range(xc_handle, dom, PAGE_SIZE,
- PROT_READ|PROT_WRITE,
+ if ( (vl3tab = xc_map_foreign_range(xc_handle, dom, PAGE_SIZE,
+ PROT_READ|PROT_WRITE,
l3tab >> PAGE_SHIFT)) == NULL )
goto error_out;
memset(vl3tab, 0, PAGE_SIZE);
@@ -519,103 +474,31 @@
for ( count = 0; count < nr_pages; count++ )
{
if ( xc_add_mmu_update(xc_handle, mmu,
- (page_array[count] << PAGE_SHIFT) |
+ (page_array[count] << PAGE_SHIFT) |
MMU_MACHPHYS_UPDATE, count) )
goto error_out;
}
set_nr_vcpus(xc_handle, dom, page_array, &dsi, vcpus);
- if ((boot_paramsp = xc_map_foreign_range(
+ *store_mfn = page_array[(v_end-2) >> PAGE_SHIFT];
+ shared_page_frame = (v_end - PAGE_SIZE) >> PAGE_SHIFT;
+
+ if ((e820_page = xc_map_foreign_range(
xc_handle, dom, PAGE_SIZE, PROT_READ|PROT_WRITE,
- page_array[(vboot_params_start-dsi.v_start)>>PAGE_SHIFT])) == 0)
- goto error_out;
-
- memset(boot_paramsp, 0, sizeof(*boot_paramsp));
-
- strncpy((char *)boot_paramsp->cmd_line, cmdline, 0x800);
- boot_paramsp->cmd_line[0x800-1] = '\0';
- boot_paramsp->cmd_line_ptr = ((unsigned long) vboot_params_start) +
offsetof(struct linux_boot_params, cmd_line);
-
- boot_paramsp->setup_sects = 0;
- boot_paramsp->mount_root_rdonly = 1;
- boot_paramsp->swapdev = 0x0;
- boot_paramsp->ramdisk_flags = 0x0;
- boot_paramsp->root_dev = 0x0; /* We must tell kernel root dev by kernel
command line. */
-
- /* we don't have a ps/2 mouse now.
- * 0xAA means a aux mouse is there.
- * See detect_auxiliary_port() in pc_keyb.c.
- */
- boot_paramsp->aux_device_info = 0x0;
-
- boot_paramsp->header_magic[0] = 0x48; /* "H" */
- boot_paramsp->header_magic[1] = 0x64; /* "d" */
- boot_paramsp->header_magic[2] = 0x72; /* "r" */
- boot_paramsp->header_magic[3] = 0x53; /* "S" */
-
- boot_paramsp->protocol_version = 0x0203; /* 2.03 */
- boot_paramsp->loader_type = 0x71; /* GRUB */
- boot_paramsp->loader_flags = 0x1; /* loaded high */
- boot_paramsp->code32_start = LINUX_KERNEL_ENTR_ADDR; /* 1MB */
- boot_paramsp->initrd_start = vinitrd_start;
- boot_paramsp->initrd_size = initrd_len;
-
- i = ((memsize - 1) << 10) - 4;
- boot_paramsp->alt_mem_k = i; /* alt_mem_k */
- boot_paramsp->screen.overlap.ext_mem_k = i & 0xFFFF; /* ext_mem_k */
-
- /*
- * Stuff SCREAN_INFO
- */
- boot_paramsp->screen.info.orig_x = 0;
- boot_paramsp->screen.info.orig_y = 0;
- boot_paramsp->screen.info.orig_video_page = 8;
- boot_paramsp->screen.info.orig_video_mode = 3;
- boot_paramsp->screen.info.orig_video_cols = 80;
- boot_paramsp->screen.info.orig_video_ega_bx = 0;
- boot_paramsp->screen.info.orig_video_lines = 25;
- boot_paramsp->screen.info.orig_video_isVGA = 1;
- boot_paramsp->screen.info.orig_video_points = 0x0010;
-
- /* seems we may NOT stuff boot_paramsp->apm_bios_info */
- /* seems we may NOT stuff boot_paramsp->drive_info */
- /* seems we may NOT stuff boot_paramsp->sys_desc_table */
- *((unsigned short *) &boot_paramsp->drive_info.dummy[0]) = 800;
- boot_paramsp->drive_info.dummy[2] = 4;
- boot_paramsp->drive_info.dummy[14] = 32;
-
- /* memsize is in megabytes */
- /* If you need to create a special e820map, comment this line
- and use mem-map.sxp */
- build_e820map(mem_mapp, memsize << 20);
- *store_mfn = page_array[(v_end-2) >> PAGE_SHIFT];
+ page_array[E820_MAP_PAGE >> PAGE_SHIFT])) == 0)
+ goto error_out;
+ memset(e820_page, 0, PAGE_SIZE);
+ e820_map_nr = build_e820map(e820_page, v_end);
#if defined (__i386__)
- if (zap_mmio_ranges(xc_handle, dom, l2tab, mem_mapp) == -1)
+ if (zap_mmio_ranges(xc_handle, dom, l2tab, e820_map_nr,
+ ((unsigned char *)e820_page) + E820_MAP_OFFSET) == -1)
#else
- if (zap_mmio_ranges(xc_handle, dom, l3tab, mem_mapp) == -1)
+ if (zap_mmio_ranges(xc_handle, dom, l3tab, e820_map_nr,
+ ((unsigned char *)e820_page) + E820_MAP_OFFSET) == -1)
#endif
- goto error_out;
- boot_paramsp->e820_map_nr = mem_mapp->nr_map;
- for (i=0; i<mem_mapp->nr_map; i++) {
- boot_paramsp->e820_map[i].addr = mem_mapp->map[i].addr;
- boot_paramsp->e820_map[i].size = mem_mapp->map[i].size;
- boot_paramsp->e820_map[i].type = mem_mapp->map[i].type;
- if (mem_mapp->map[i].type == E820_SHARED)
- shared_page_frame = (mem_mapp->map[i].addr >> PAGE_SHIFT);
- }
- munmap(boot_paramsp, PAGE_SIZE);
-
- if ((boot_gdtp = xc_map_foreign_range(
- xc_handle, dom, PAGE_SIZE, PROT_READ|PROT_WRITE,
- page_array[(vboot_gdt_start-dsi.v_start)>>PAGE_SHIFT])) == 0)
- goto error_out;
- memset(boot_gdtp, 0, PAGE_SIZE);
- boot_gdtp[12*4 + 0] = boot_gdtp[13*4 + 0] = 0xffff; /* limit */
- boot_gdtp[12*4 + 1] = boot_gdtp[13*4 + 1] = 0x0000; /* base */
- boot_gdtp[12*4 + 2] = 0x9a00; boot_gdtp[13*4 + 2] = 0x9200; /* perms */
- boot_gdtp[12*4 + 3] = boot_gdtp[13*4 + 3] = 0x00cf; /* granu + top of
limit */
- munmap(boot_gdtp, PAGE_SIZE);
+ goto error_out;
+ munmap(e820_page, PAGE_SIZE);
/* shared_info page starts its life empty. */
if ((shared_info = xc_map_foreign_range(
@@ -651,20 +534,21 @@
/*
* Initial register values:
*/
- ctxt->user_regs.ds = 0x68;
- ctxt->user_regs.es = 0x0;
- ctxt->user_regs.fs = 0x0;
- ctxt->user_regs.gs = 0x0;
- ctxt->user_regs.ss = 0x68;
- ctxt->user_regs.cs = 0x60;
+ ctxt->user_regs.ds = 0;
+ ctxt->user_regs.es = 0;
+ ctxt->user_regs.fs = 0;
+ ctxt->user_regs.gs = 0;
+ ctxt->user_regs.ss = 0;
+ ctxt->user_regs.cs = 0;
ctxt->user_regs.eip = dsi.v_kernentry;
- ctxt->user_regs.edx = vboot_gdt_start;
- ctxt->user_regs.eax = 0x800;
- ctxt->user_regs.esp = vboot_gdt_end;
+ ctxt->user_regs.edx = 0;
+ ctxt->user_regs.eax = 0;
+ ctxt->user_regs.esp = 0;
ctxt->user_regs.ebx = 0; /* startup_32 expects this to be 0 to signal boot
cpu */
- ctxt->user_regs.ecx = mem_mapp->nr_map;
- ctxt->user_regs.esi = vboot_params_start;
- ctxt->user_regs.edi = vboot_params_start + 0x2d0;
+ ctxt->user_regs.ecx = 0;
+ ctxt->user_regs.esi = 0;
+ ctxt->user_regs.edi = 0;
+ ctxt->user_regs.ebp = 0;
ctxt->user_regs.eflags = 0;
@@ -684,9 +568,9 @@
int eax, ecx;
#ifdef __i386__
- __asm__ __volatile__ ("pushl %%ebx; cpuid; popl %%ebx"
- : "=a" (eax), "=c" (ecx)
- : "0" (1)
+ __asm__ __volatile__ ("pushl %%ebx; cpuid; popl %%ebx"
+ : "=a" (eax), "=c" (ecx)
+ : "0" (1)
: "dx");
#elif defined __x86_64__
__asm__ __volatile__ ("pushq %%rbx; cpuid; popq %%rbx"
@@ -705,9 +589,6 @@
u32 domid,
int memsize,
const char *image_name,
- struct mem_map *mem_mapp,
- const char *ramdisk_name,
- const char *cmdline,
unsigned int control_evtchn,
unsigned long flags,
unsigned int vcpus,
@@ -715,20 +596,18 @@
unsigned long *store_mfn)
{
dom0_op_t launch_op, op;
- int initrd_fd = -1;
- gzFile initrd_gfd = NULL;
int rc, i;
vcpu_guest_context_t st_ctxt, *ctxt = &st_ctxt;
unsigned long nr_pages;
char *image = NULL;
- unsigned long image_size, initrd_size=0;
+ unsigned long image_size;
if ( vmx_identify() < 0 )
{
PERROR("CPU doesn't support VMX Extensions");
goto error_out;
}
-
+
if ( (nr_pages = xc_get_tot_pages(xc_handle, domid)) < 0 )
{
PERROR("Could not find total pages for domain");
@@ -738,32 +617,15 @@
if ( (image = xc_read_kernel_image(image_name, &image_size)) == NULL )
goto error_out;
- if ( (ramdisk_name != NULL) && (strlen(ramdisk_name) != 0) )
- {
- if ( (initrd_fd = open(ramdisk_name, O_RDONLY)) < 0 )
- {
- PERROR("Could not open the initial ramdisk image");
- goto error_out;
- }
-
- initrd_size = xc_get_filesz(initrd_fd);
-
- if ( (initrd_gfd = gzdopen(initrd_fd, "rb")) == NULL )
- {
- PERROR("Could not allocate decompression state for initrd");
- goto error_out;
- }
- }
-
if ( mlock(&st_ctxt, sizeof(st_ctxt) ) )
- {
+ {
PERROR("xc_vmx_build: ctxt mlock failed");
return 1;
}
op.cmd = DOM0_GETDOMAININFO;
op.u.getdomaininfo.domain = (domid_t)domid;
- if ( (xc_dom0_op(xc_handle, &op) < 0) ||
+ if ( (xc_dom0_op(xc_handle, &op) < 0) ||
((u16)op.u.getdomaininfo.domain != domid) )
{
PERROR("Could not get info on domain");
@@ -783,21 +645,14 @@
goto error_out;
}
- if ( setup_guest(xc_handle, domid, memsize, image, image_size,
- initrd_gfd, initrd_size, nr_pages,
- ctxt, cmdline,
- op.u.getdomaininfo.shared_info_frame,
- control_evtchn, flags, vcpus, store_evtchn, store_mfn,
- mem_mapp) < 0 )
+ if ( setup_guest(xc_handle, domid, memsize, image, image_size, nr_pages,
+ ctxt, op.u.getdomaininfo.shared_info_frame,
control_evtchn,
+ flags, vcpus, store_evtchn, store_mfn) < 0)
{
ERROR("Error constructing guest OS");
goto error_out;
}
- if ( initrd_fd >= 0 )
- close(initrd_fd);
- if ( initrd_gfd )
- gzclose(initrd_gfd);
free(image);
ctxt->flags = VGCF_VMX_GUEST;
@@ -813,15 +668,10 @@
/* No LDT. */
ctxt->ldt_ents = 0;
-
+
/* Use the default Xen-provided GDT. */
ctxt->gdt_ents = 0;
- /* Ring 1 stack is the initial stack. */
-/*
- ctxt->kernel_ss = FLAT_KERNEL_DS;
- ctxt->kernel_sp = vstartinfo_start;
-*/
/* No debugging. */
memset(ctxt->debugreg, 0, sizeof(ctxt->debugreg));
@@ -845,14 +695,10 @@
launch_op.cmd = DOM0_SETDOMAININFO;
rc = xc_dom0_op(xc_handle, &launch_op);
-
+
return rc;
error_out:
- if ( initrd_gfd != NULL )
- gzclose(initrd_gfd);
- else if ( initrd_fd >= 0 )
- close(initrd_fd);
free(image);
return -1;
@@ -864,7 +710,7 @@
((phdr->p_flags & (PF_W|PF_X)) != 0));
}
-static int parseelfimage(char *elfbase,
+static int parseelfimage(char *elfbase,
unsigned long elfsize,
struct domain_setup_info *dsi)
{
@@ -899,11 +745,11 @@
ERROR("ELF image has no section-header strings table (shstrtab).");
return -EINVAL;
}
- shdr = (Elf32_Shdr *)(elfbase + ehdr->e_shoff +
+ shdr = (Elf32_Shdr *)(elfbase + ehdr->e_shoff +
(ehdr->e_shstrndx*ehdr->e_shentsize));
shstrtab = elfbase + shdr->sh_offset;
-
- for ( h = 0; h < ehdr->e_phnum; h++ )
+
+ for ( h = 0; h < ehdr->e_phnum; h++ )
{
phdr = (Elf32_Phdr *)(elfbase + ehdr->e_phoff + (h*ehdr->e_phentsize));
if ( !is_loadable_phdr(phdr) )
@@ -914,8 +760,8 @@
kernend = phdr->p_paddr + phdr->p_memsz;
}
- if ( (kernstart > kernend) ||
- (ehdr->e_entry < kernstart) ||
+ if ( (kernstart > kernend) ||
+ (ehdr->e_entry < kernstart) ||
(ehdr->e_entry > kernend) )
{
ERROR("Malformed ELF image.");
@@ -924,9 +770,9 @@
dsi->v_start = 0x00000000;
- dsi->v_kernstart = kernstart - LINUX_PAGE_OFFSET;
- dsi->v_kernend = kernend - LINUX_PAGE_OFFSET;
- dsi->v_kernentry = LINUX_KERNEL_ENTR_ADDR;
+ dsi->v_kernstart = kernstart;
+ dsi->v_kernend = kernend;
+ dsi->v_kernentry = VMX_LOADER_ENTR_ADDR;
dsi->v_end = dsi->v_kernend;
@@ -945,18 +791,18 @@
char *va;
unsigned long pa, done, chunksz;
- for ( h = 0; h < ehdr->e_phnum; h++ )
+ for ( h = 0; h < ehdr->e_phnum; h++ )
{
phdr = (Elf32_Phdr *)(elfbase + ehdr->e_phoff + (h*ehdr->e_phentsize));
if ( !is_loadable_phdr(phdr) )
continue;
-
+
for ( done = 0; done < phdr->p_filesz; done += chunksz )
{
- pa = (phdr->p_paddr + done) - dsi->v_start - LINUX_PAGE_OFFSET;
+ pa = (phdr->p_paddr + done) - dsi->v_start;
if ((va = xc_map_foreign_range(
xch, dom, PAGE_SIZE, PROT_WRITE,
- parray[pa>>PAGE_SHIFT])) == 0)
+ parray[pa >> PAGE_SHIFT])) == 0)
return -1;
chunksz = phdr->p_filesz - done;
if ( chunksz > (PAGE_SIZE - (pa & (PAGE_SIZE-1))) )
@@ -968,10 +814,10 @@
for ( ; done < phdr->p_memsz; done += chunksz )
{
- pa = (phdr->p_paddr + done) - dsi->v_start - LINUX_PAGE_OFFSET;
+ pa = (phdr->p_paddr + done) - dsi->v_start;
if ((va = xc_map_foreign_range(
xch, dom, PAGE_SIZE, PROT_WRITE,
- parray[pa>>PAGE_SHIFT])) == 0)
+ parray[pa >> PAGE_SHIFT])) == 0)
return -1;
chunksz = phdr->p_memsz - done;
if ( chunksz > (PAGE_SIZE - (pa & (PAGE_SIZE-1))) )
diff -r 43edce5b75d6 -r 94c6fc048d8e tools/libxc/xenguest.h
--- a/tools/libxc/xenguest.h Thu Sep 22 19:59:31 2005
+++ b/tools/libxc/xenguest.h Fri Sep 23 11:52:43 2005
@@ -57,9 +57,6 @@
uint32_t domid,
int memsize,
const char *image_name,
- struct mem_map *memmap,
- const char *ramdisk_name,
- const char *cmdline,
unsigned int control_evtchn,
unsigned long flags,
unsigned int vcpus,
diff -r 43edce5b75d6 -r 94c6fc048d8e tools/python/xen/lowlevel/xc/xc.c
--- a/tools/python/xen/lowlevel/xc/xc.c Thu Sep 22 19:59:31 2005
+++ b/tools/python/xen/lowlevel/xc/xc.c Fri Sep 23 11:52:43 2005
@@ -17,7 +17,6 @@
#include <arpa/inet.h>
#include "xc_private.h"
-#include "linux_boot_params.h"
/* Needed for Python versions earlier than 2.3. */
#ifndef PyMODINIT_FUNC
@@ -310,80 +309,24 @@
XcObject *xc = (XcObject *)self;
u32 dom;
- char *image, *ramdisk = NULL, *cmdline = "";
- PyObject *memmap;
+ char *image;
int control_evtchn, store_evtchn;
int flags = 0, vcpus = 1;
- int numItems, i;
int memsize;
- struct mem_map mem_map;
unsigned long store_mfn = 0;
static char *kwd_list[] = { "dom", "control_evtchn", "store_evtchn",
- "memsize", "image", "memmap",
- "ramdisk", "cmdline", "flags",
- "vcpus", NULL };
-
- if ( !PyArg_ParseTupleAndKeywords(args, kwds, "iiiisO!|ssii", kwd_list,
+ "memsize", "image", "flags", "vcpus", NULL };
+
+ if ( !PyArg_ParseTupleAndKeywords(args, kwds, "iiiisii", kwd_list,
&dom, &control_evtchn, &store_evtchn,
- &memsize,
- &image, &PyList_Type, &memmap,
- &ramdisk, &cmdline, &flags, &vcpus) )
- return NULL;
-
- memset(&mem_map, 0, sizeof(mem_map));
- /* Parse memmap */
-
- /* get the number of lines passed to us */
- numItems = PyList_Size(memmap) - 1; /* removing the line
- containing "memmap" */
- mem_map.nr_map = numItems;
-
- /* should raise an error here. */
- if (numItems < 0) return NULL; /* Not a list */
-
- /* iterate over items of the list, grabbing ranges and parsing them */
- for (i = 1; i <= numItems; i++) { // skip over "memmap"
- PyObject *item, *f1, *f2, *f3, *f4;
- int numFields;
- unsigned long lf1, lf2, lf3, lf4;
- char *sf1, *sf2;
-
- /* grab the string object from the next element of the list */
- item = PyList_GetItem(memmap, i); /* Can't fail */
-
- /* get the number of lines passed to us */
- numFields = PyList_Size(item);
-
- if (numFields != 4)
- return NULL;
-
- f1 = PyList_GetItem(item, 0);
- f2 = PyList_GetItem(item, 1);
- f3 = PyList_GetItem(item, 2);
- f4 = PyList_GetItem(item, 3);
-
- /* Convert objects to strings/longs */
- sf1 = PyString_AsString(f1);
- sf2 = PyString_AsString(f2);
- lf3 = PyLong_AsLong(f3);
- lf4 = PyLong_AsLong(f4);
- if ( sscanf(sf1, "%lx", &lf1) != 1 )
- return NULL;
- if ( sscanf(sf2, "%lx", &lf2) != 1 )
- return NULL;
-
- mem_map.map[i-1].addr = lf1;
- mem_map.map[i-1].size = lf2 - lf1;
- mem_map.map[i-1].type = lf3;
- mem_map.map[i-1].caching_attr = lf4;
- }
-
- if ( xc_vmx_build(xc->xc_handle, dom, memsize, image, &mem_map,
- ramdisk, cmdline, control_evtchn, flags,
- vcpus, store_evtchn, &store_mfn) != 0 )
- return PyErr_SetFromErrno(xc_error);
-
+ &memsize, &image, &flags, &vcpus) )
+ return NULL;
+
+ if ( xc_vmx_build(xc->xc_handle, dom, memsize, image, control_evtchn,
+ flags, vcpus, store_evtchn, &store_mfn) != 0 )
+ return PyErr_SetFromErrno(xc_error);
+
return Py_BuildValue("{s:i}", "store_mfn", store_mfn);
}
diff -r 43edce5b75d6 -r 94c6fc048d8e tools/python/xen/xend/image.py
--- a/tools/python/xen/xend/image.py Thu Sep 22 19:59:31 2005
+++ b/tools/python/xen/xend/image.py Fri Sep 23 11:52:43 2005
@@ -238,22 +238,19 @@
def configure(self, imageConfig, deviceConfig):
ImageHandler.configure(self, imageConfig, deviceConfig)
-
- self.memmap = sxp.child_value(imageConfig, 'memmap')
+
self.dmargs = self.parseDeviceModelArgs(imageConfig, deviceConfig)
self.device_model = sxp.child_value(imageConfig, 'device_model')
if not self.device_model:
raise VmError("vmx: missing device model")
self.display = sxp.child_value(imageConfig, 'display')
- self.vm.storeVm(("image/memmap", self.memmap),
- ("image/dmargs", " ".join(self.dmargs)),
+ self.vm.storeVm(("image/dmargs", " ".join(self.dmargs)),
("image/device-model", self.device_model),
("image/display", self.display))
self.device_channel = None
self.pid = 0
- self.memmap_value = []
self.dmargs += self.configVNC(imageConfig)
@@ -261,7 +258,6 @@
def createImage(self):
"""Create a VM for the VMX environment.
"""
- self.parseMemmap()
self.createDomain()
def buildDomain(self):
@@ -278,9 +274,6 @@
log.debug("control_evtchn = %d", self.device_channel.port2)
log.debug("store_evtchn = %d", store_evtchn)
log.debug("memsize = %d", self.vm.getMemoryTarget() / 1024)
- log.debug("memmap = %s", self.memmap_value)
- log.debug("cmdline = %s", self.cmdline)
- log.debug("ramdisk = %s", self.ramdisk)
log.debug("flags = %d", self.flags)
log.debug("vcpus = %d", self.vm.getVCpuCount())
@@ -289,9 +282,6 @@
control_evtchn = self.device_channel.port2,
store_evtchn = store_evtchn,
memsize = self.vm.getMemoryTarget() / 1024,
- memmap = self.memmap_value,
- cmdline = self.cmdline,
- ramdisk = self.ramdisk,
flags = self.flags,
vcpus = self.vm.getVCpuCount())
if isinstance(ret, dict):
@@ -299,18 +289,11 @@
return 0
return ret
- def parseMemmap(self):
- if self.memmap is None:
- return
- memmap = sxp.parse(open(self.memmap))[0]
- from xen.util.memmap import memmap_parse
- self.memmap_value = memmap_parse(memmap)
-
# Return a list of cmd line args to the device models based on the
# xm config file
def parseDeviceModelArgs(self, imageConfig, deviceConfig):
dmargs = [ 'cdrom', 'boot', 'fda', 'fdb',
- 'localtime', 'serial', 'stdvga', 'isa', 'vcpus' ]
+ 'localtime', 'serial', 'stdvga', 'isa', 'vcpus' ]
ret = []
for a in dmargs:
v = sxp.child_value(imageConfig, a)
diff -r 43edce5b75d6 -r 94c6fc048d8e xen/arch/x86/vmx_vmcs.c
--- a/xen/arch/x86/vmx_vmcs.c Thu Sep 22 19:59:31 2005
+++ b/xen/arch/x86/vmx_vmcs.c Fri Sep 23 11:52:43 2005
@@ -37,19 +37,19 @@
#endif
#ifdef CONFIG_VMX
-struct vmcs_struct *alloc_vmcs(void)
+struct vmcs_struct *alloc_vmcs(void)
{
struct vmcs_struct *vmcs;
u32 vmx_msr_low, vmx_msr_high;
rdmsr(MSR_IA32_VMX_BASIC_MSR, vmx_msr_low, vmx_msr_high);
vmcs_size = vmx_msr_high & 0x1fff;
- vmcs = alloc_xenheap_pages(get_order_from_bytes(vmcs_size));
+ vmcs = alloc_xenheap_pages(get_order_from_bytes(vmcs_size));
memset((char *)vmcs, 0, vmcs_size); /* don't remove this */
vmcs->vmcs_revision_id = vmx_msr_low;
return vmcs;
-}
+}
void free_vmcs(struct vmcs_struct *vmcs)
{
@@ -65,7 +65,7 @@
void *io_bitmap_a;
void *io_bitmap_b;
- error |= __vmwrite(PIN_BASED_VM_EXEC_CONTROL,
+ error |= __vmwrite(PIN_BASED_VM_EXEC_CONTROL,
MONITOR_PIN_BASED_EXEC_CONTROLS);
error |= __vmwrite(VM_EXIT_CONTROLS, MONITOR_VM_EXIT_CONTROLS);
@@ -73,8 +73,8 @@
error |= __vmwrite(VM_ENTRY_CONTROLS, MONITOR_VM_ENTRY_CONTROLS);
/* need to use 0x1000 instead of PAGE_SIZE */
- io_bitmap_a = (void*) alloc_xenheap_pages(get_order_from_bytes(0x1000));
- io_bitmap_b = (void*) alloc_xenheap_pages(get_order_from_bytes(0x1000));
+ io_bitmap_a = (void*) alloc_xenheap_pages(get_order_from_bytes(0x1000));
+ io_bitmap_b = (void*) alloc_xenheap_pages(get_order_from_bytes(0x1000));
memset(io_bitmap_a, 0xff, 0x1000);
/* don't bother debug port access */
clear_bit(PC_DEBUG_PORT, io_bitmap_a);
@@ -89,8 +89,10 @@
return error;
}
-#define GUEST_SEGMENT_LIMIT 0xffffffff
-#define HOST_SEGMENT_LIMIT 0xffffffff
+#define GUEST_LAUNCH_DS 0x08
+#define GUEST_LAUNCH_CS 0x10
+#define GUEST_SEGMENT_LIMIT 0xffffffff
+#define HOST_SEGMENT_LIMIT 0xffffffff
struct host_execution_env {
/* selectors */
@@ -110,72 +112,80 @@
unsigned long tr_base;
unsigned long ds_base;
unsigned long cs_base;
-#ifdef __x86_64__
- unsigned long fs_base;
- unsigned long gs_base;
-#endif
+#ifdef __x86_64__
+ unsigned long fs_base;
+ unsigned long gs_base;
+#endif
};
-#define round_pgdown(_p) ((_p)&PAGE_MASK) /* coped from domain.c */
-
-int vmx_setup_platform(struct vcpu *d, struct cpu_user_regs *regs)
+static void vmx_setup_platform(struct vcpu *v, struct cpu_user_regs *regs)
{
int i;
- unsigned int n;
- unsigned long *p, mpfn, offset, addr;
- struct e820entry *e820p;
+ unsigned char e820_map_nr;
+ struct e820entry *e820entry;
+ unsigned char *p;
+ unsigned long mpfn;
unsigned long gpfn = 0;
local_flush_tlb_pge();
- regs->ebx = 0; /* Linux expects ebx to be 0 for boot proc */
-
- n = regs->ecx;
- if (n > 32) {
- VMX_DBG_LOG(DBG_LEVEL_1, "Too many e820 entries: %d", n);
- return -1;
- }
-
- addr = regs->edi;
- offset = (addr & ~PAGE_MASK);
- addr = round_pgdown(addr);
-
- mpfn = get_mfn_from_pfn(addr >> PAGE_SHIFT);
+
+ mpfn = get_mfn_from_pfn(E820_MAP_PAGE >> PAGE_SHIFT);
+ if (mpfn == INVALID_MFN) {
+ printk("Can not find E820 memory map page for VMX domain.\n");
+ domain_crash();
+ }
+
p = map_domain_page(mpfn);
-
- e820p = (struct e820entry *) ((unsigned long) p + offset);
+ if (p == NULL) {
+ printk("Can not map E820 memory map page for VMX domain.\n");
+ domain_crash();
+ }
+
+ e820_map_nr = *(p + E820_MAP_NR_OFFSET);
+ e820entry = (struct e820entry *)(p + E820_MAP_OFFSET);
#ifndef NDEBUG
- print_e820_memory_map(e820p, n);
-#endif
-
- for ( i = 0; i < n; i++ )
+ print_e820_memory_map(e820entry, n);
+#endif
+
+ for ( i = 0; i < e820_map_nr; i++ )
{
- if ( e820p[i].type == E820_SHARED_PAGE )
+ if (e820entry[i].type == E820_SHARED_PAGE)
{
- gpfn = (e820p[i].addr >> PAGE_SHIFT);
+ gpfn = (e820entry[i].addr >> PAGE_SHIFT);
break;
}
}
- if ( gpfn == 0 )
- {
- unmap_domain_page(p);
- return -1;
- }
-
- unmap_domain_page(p);
+ if ( gpfn == 0 ) {
+ printk("Can not get io request shared page"
+ " from E820 memory map for VMX domain.\n");
+ unmap_domain_page(p);
+ domain_crash();
+ }
+ unmap_domain_page(p);
+
+ if (v->vcpu_id)
+ return;
/* Initialise shared page */
mpfn = get_mfn_from_pfn(gpfn);
+ if (mpfn == INVALID_MFN) {
+ printk("Can not find io request shared page for VMX domain.\n");
+ domain_crash();
+ }
+
p = map_domain_page(mpfn);
- d->domain->arch.vmx_platform.shared_page_va = (unsigned long)p;
-
- VMX_DBG_LOG(DBG_LEVEL_1, "eport: %x\n", iopacket_port(d->domain));
-
- clear_bit(iopacket_port(d->domain),
- &d->domain->shared_info->evtchn_mask[0]);
-
- return 0;
+ if (p == NULL) {
+ printk("Can not map io request shared page for VMX domain.\n");
+ domain_crash();
+ }
+ v->domain->arch.vmx_platform.shared_page_va = (unsigned long)p;
+
+ VMX_DBG_LOG(DBG_LEVEL_1, "eport: %x\n", iopacket_port(v->domain));
+
+ clear_bit(iopacket_port(v->domain),
+ &v->domain->shared_info->evtchn_mask[0]);
}
void vmx_set_host_env(struct vcpu *v)
@@ -203,7 +213,7 @@
error |= __vmwrite(HOST_TR_BASE, host_env.tr_base);
}
-void vmx_do_launch(struct vcpu *v)
+void vmx_do_launch(struct vcpu *v)
{
/* Update CR3, GDT, LDT, TR */
unsigned int error = 0;
@@ -217,7 +227,7 @@
error |= __vmwrite(GUEST_CR0, cr0);
cr0 &= ~X86_CR0_PG;
error |= __vmwrite(CR0_READ_SHADOW, cr0);
- error |= __vmwrite(CPU_BASED_VM_EXEC_CONTROL,
+ error |= __vmwrite(CPU_BASED_VM_EXEC_CONTROL,
MONITOR_CPU_BASED_EXEC_CONTROLS);
__asm__ __volatile__ ("mov %%cr4,%0" : "=r" (cr4) : );
@@ -247,7 +257,7 @@
error |= __vmwrite(GUEST_LDTR_SELECTOR, 0);
error |= __vmwrite(GUEST_LDTR_BASE, 0);
error |= __vmwrite(GUEST_LDTR_LIMIT, 0);
-
+
error |= __vmwrite(GUEST_TR_BASE, 0);
error |= __vmwrite(GUEST_TR_LIMIT, 0xff);
@@ -261,10 +271,8 @@
/*
* Initially set the same environement as host.
*/
-static inline int
-construct_init_vmcs_guest(struct cpu_user_regs *regs,
- struct vcpu_guest_context *ctxt,
- struct host_execution_env *host_env)
+static inline int
+construct_init_vmcs_guest(struct cpu_user_regs *regs)
{
int error = 0;
union vmcs_arbytes arbytes;
@@ -292,31 +300,37 @@
error |= __vmwrite(CR3_TARGET_COUNT, 0);
/* Guest Selectors */
- error |= __vmwrite(GUEST_CS_SELECTOR, regs->cs);
- error |= __vmwrite(GUEST_ES_SELECTOR, regs->es);
- error |= __vmwrite(GUEST_SS_SELECTOR, regs->ss);
- error |= __vmwrite(GUEST_DS_SELECTOR, regs->ds);
- error |= __vmwrite(GUEST_FS_SELECTOR, regs->fs);
- error |= __vmwrite(GUEST_GS_SELECTOR, regs->gs);
+ error |= __vmwrite(GUEST_ES_SELECTOR, GUEST_LAUNCH_DS);
+ error |= __vmwrite(GUEST_SS_SELECTOR, GUEST_LAUNCH_DS);
+ error |= __vmwrite(GUEST_DS_SELECTOR, GUEST_LAUNCH_DS);
+ error |= __vmwrite(GUEST_FS_SELECTOR, GUEST_LAUNCH_DS);
+ error |= __vmwrite(GUEST_GS_SELECTOR, GUEST_LAUNCH_DS);
+ error |= __vmwrite(GUEST_CS_SELECTOR, GUEST_LAUNCH_CS);
+
+ /* Guest segment bases */
+ error |= __vmwrite(GUEST_ES_BASE, 0);
+ error |= __vmwrite(GUEST_SS_BASE, 0);
+ error |= __vmwrite(GUEST_DS_BASE, 0);
+ error |= __vmwrite(GUEST_FS_BASE, 0);
+ error |= __vmwrite(GUEST_GS_BASE, 0);
+ error |= __vmwrite(GUEST_CS_BASE, 0);
/* Guest segment Limits */
- error |= __vmwrite(GUEST_CS_LIMIT, GUEST_SEGMENT_LIMIT);
error |= __vmwrite(GUEST_ES_LIMIT, GUEST_SEGMENT_LIMIT);
error |= __vmwrite(GUEST_SS_LIMIT, GUEST_SEGMENT_LIMIT);
error |= __vmwrite(GUEST_DS_LIMIT, GUEST_SEGMENT_LIMIT);
error |= __vmwrite(GUEST_FS_LIMIT, GUEST_SEGMENT_LIMIT);
error |= __vmwrite(GUEST_GS_LIMIT, GUEST_SEGMENT_LIMIT);
-
- error |= __vmwrite(GUEST_IDTR_LIMIT, host_env->idtr_limit);
-
- /* AR bytes */
+ error |= __vmwrite(GUEST_CS_LIMIT, GUEST_SEGMENT_LIMIT);
+
+ /* Guest segment AR bytes */
arbytes.bytes = 0;
arbytes.fields.seg_type = 0x3; /* type = 3 */
arbytes.fields.s = 1; /* code or data, i.e. not system */
arbytes.fields.dpl = 0; /* DPL = 3 */
arbytes.fields.p = 1; /* segment present */
arbytes.fields.default_ops_size = 1; /* 32-bit */
- arbytes.fields.g = 1;
+ arbytes.fields.g = 1;
arbytes.fields.null_bit = 0; /* not null */
error |= __vmwrite(GUEST_ES_AR_BYTES, arbytes.bytes);
@@ -328,35 +342,31 @@
arbytes.fields.seg_type = 0xb; /* type = 0xb */
error |= __vmwrite(GUEST_CS_AR_BYTES, arbytes.bytes);
- error |= __vmwrite(GUEST_GDTR_BASE, regs->edx);
- regs->edx = 0;
- error |= __vmwrite(GUEST_GDTR_LIMIT, regs->eax);
- regs->eax = 0;
-
+ /* Guest GDT */
+ error |= __vmwrite(GUEST_GDTR_BASE, 0);
+ error |= __vmwrite(GUEST_GDTR_LIMIT, 0);
+
+ /* Guest IDT */
+ error |= __vmwrite(GUEST_IDTR_BASE, 0);
+ error |= __vmwrite(GUEST_IDTR_LIMIT, 0);
+
+ /* Guest LDT & TSS */
arbytes.fields.s = 0; /* not code or data segement */
arbytes.fields.seg_type = 0x2; /* LTD */
arbytes.fields.default_ops_size = 0; /* 16-bit */
- arbytes.fields.g = 0;
+ arbytes.fields.g = 0;
error |= __vmwrite(GUEST_LDTR_AR_BYTES, arbytes.bytes);
arbytes.fields.seg_type = 0xb; /* 32-bit TSS (busy) */
error |= __vmwrite(GUEST_TR_AR_BYTES, arbytes.bytes);
/* CR3 is set in vmx_final_setup_guest */
- error |= __vmwrite(GUEST_ES_BASE, host_env->ds_base);
- error |= __vmwrite(GUEST_CS_BASE, host_env->cs_base);
- error |= __vmwrite(GUEST_SS_BASE, host_env->ds_base);
- error |= __vmwrite(GUEST_DS_BASE, host_env->ds_base);
- error |= __vmwrite(GUEST_FS_BASE, host_env->ds_base);
- error |= __vmwrite(GUEST_GS_BASE, host_env->ds_base);
- error |= __vmwrite(GUEST_IDTR_BASE, host_env->idtr_base);
-
- error |= __vmwrite(GUEST_RSP, regs->esp);
+ error |= __vmwrite(GUEST_RSP, 0);
error |= __vmwrite(GUEST_RIP, regs->eip);
+ /* Guest EFLAGS */
eflags = regs->eflags & ~VMCS_EFLAGS_RESERVED_0; /* clear 0s */
eflags |= VMCS_EFLAGS_RESERVED_1; /* set 1s */
-
error |= __vmwrite(GUEST_RFLAGS, eflags);
error |= __vmwrite(GUEST_INTERRUPTIBILITY_INFO, 0);
@@ -381,14 +391,14 @@
#if defined (__i386__)
error |= __vmwrite(HOST_FS_SELECTOR, host_env->ds_selector);
error |= __vmwrite(HOST_GS_SELECTOR, host_env->ds_selector);
- error |= __vmwrite(HOST_FS_BASE, host_env->ds_base);
- error |= __vmwrite(HOST_GS_BASE, host_env->ds_base);
+ error |= __vmwrite(HOST_FS_BASE, host_env->ds_base);
+ error |= __vmwrite(HOST_GS_BASE, host_env->ds_base);
#else
- rdmsrl(MSR_FS_BASE, host_env->fs_base);
- rdmsrl(MSR_GS_BASE, host_env->gs_base);
- error |= __vmwrite(HOST_FS_BASE, host_env->fs_base);
- error |= __vmwrite(HOST_GS_BASE, host_env->gs_base);
+ rdmsrl(MSR_FS_BASE, host_env->fs_base);
+ rdmsrl(MSR_GS_BASE, host_env->gs_base);
+ error |= __vmwrite(HOST_FS_BASE, host_env->fs_base);
+ error |= __vmwrite(HOST_GS_BASE, host_env->gs_base);
#endif
host_env->cs_selector = __HYPERVISOR_CS;
@@ -401,16 +411,16 @@
error |= __vmwrite(HOST_CR0, crn); /* same CR0 */
/* CR3 is set in vmx_final_setup_hostos */
- __asm__ __volatile__ ("mov %%cr4,%0" : "=r" (crn) : );
+ __asm__ __volatile__ ("mov %%cr4,%0" : "=r" (crn) : );
error |= __vmwrite(HOST_CR4, crn);
error |= __vmwrite(HOST_RIP, (unsigned long) vmx_asm_vmexit_handler);
-#ifdef __x86_64__
- /* TBD: support cr8 for 64-bit guest */
- __vmwrite(VIRTUAL_APIC_PAGE_ADDR, 0);
- __vmwrite(TPR_THRESHOLD, 0);
- __vmwrite(SECONDARY_VM_EXEC_CONTROL, 0);
-#endif
+#ifdef __x86_64__
+ /* TBD: support cr8 for 64-bit guest */
+ __vmwrite(VIRTUAL_APIC_PAGE_ADDR, 0);
+ __vmwrite(TPR_THRESHOLD, 0);
+ __vmwrite(SECONDARY_VM_EXEC_CONTROL, 0);
+#endif
return error;
}
@@ -440,37 +450,37 @@
if ((error = __vmpclear (vmcs_phys_ptr))) {
printk("construct_vmcs: VMCLEAR failed\n");
- return -EINVAL;
+ return -EINVAL;
}
if ((error = load_vmcs(arch_vmx, vmcs_phys_ptr))) {
printk("construct_vmcs: load_vmcs failed: VMCS = %lx\n",
(unsigned long) vmcs_phys_ptr);
- return -EINVAL;
+ return -EINVAL;
}
if ((error = construct_vmcs_controls(arch_vmx))) {
printk("construct_vmcs: construct_vmcs_controls failed\n");
- return -EINVAL;
+ return -EINVAL;
}
/* host selectors */
if ((error = construct_vmcs_host(&host_env))) {
printk("construct_vmcs: construct_vmcs_host failed\n");
- return -EINVAL;
+ return -EINVAL;
}
/* guest selectors */
- if ((error = construct_init_vmcs_guest(regs, ctxt, &host_env))) {
+ if ((error = construct_init_vmcs_guest(regs))) {
printk("construct_vmcs: construct_vmcs_guest failed\n");
- return -EINVAL;
- }
-
- if ((error |= __vmwrite(EXCEPTION_BITMAP,
+ return -EINVAL;
+ }
+
+ if ((error |= __vmwrite(EXCEPTION_BITMAP,
MONITOR_DEFAULT_EXCEPTION_BITMAP))) {
printk("construct_vmcs: setting Exception bitmap failed\n");
- return -EINVAL;
+ return -EINVAL;
}
if (regs->eflags & EF_TF)
__vm_set_bit(EXCEPTION_BITMAP, EXCEPTION_BITMAP_DB);
- else
+ else
__vm_clear_bit(EXCEPTION_BITMAP, EXCEPTION_BITMAP_DB);
return 0;
@@ -491,7 +501,7 @@
if ((error = load_vmcs(arch_vmx, vmcs_phys_ptr))) {
printk("modify_vmcs: load_vmcs failed: VMCS = %lx\n",
(unsigned long) vmcs_phys_ptr);
- return -EINVAL;
+ return -EINVAL;
}
load_cpu_user_regs(regs);
@@ -500,23 +510,23 @@
return 0;
}
-int load_vmcs(struct arch_vmx_struct *arch_vmx, u64 phys_ptr)
+int load_vmcs(struct arch_vmx_struct *arch_vmx, u64 phys_ptr)
{
int error;
if ((error = __vmptrld(phys_ptr))) {
- clear_bit(ARCH_VMX_VMCS_LOADED, &arch_vmx->flags);
+ clear_bit(ARCH_VMX_VMCS_LOADED, &arch_vmx->flags);
return error;
}
- set_bit(ARCH_VMX_VMCS_LOADED, &arch_vmx->flags);
+ set_bit(ARCH_VMX_VMCS_LOADED, &arch_vmx->flags);
return 0;
}
-int store_vmcs(struct arch_vmx_struct *arch_vmx, u64 phys_ptr)
+int store_vmcs(struct arch_vmx_struct *arch_vmx, u64 phys_ptr)
{
/* take the current VMCS */
__vmptrst(phys_ptr);
- clear_bit(ARCH_VMX_VMCS_LOADED, &arch_vmx->flags);
+ clear_bit(ARCH_VMX_VMCS_LOADED, &arch_vmx->flags);
return 0;
}
@@ -536,7 +546,7 @@
__vmx_bug(guest_cpu_user_regs());
}
-void arch_vmx_do_resume(struct vcpu *v)
+void arch_vmx_do_resume(struct vcpu *v)
{
u64 vmcs_phys_ptr = (u64) virt_to_phys(v->arch.arch_vmx.vmcs);
@@ -545,7 +555,7 @@
reset_stack_and_jump(vmx_asm_do_resume);
}
-void arch_vmx_do_launch(struct vcpu *v)
+void arch_vmx_do_launch(struct vcpu *v)
{
u64 vmcs_phys_ptr = (u64) virt_to_phys(v->arch.arch_vmx.vmcs);
diff -r 43edce5b75d6 -r 94c6fc048d8e xen/include/asm-x86/e820.h
--- a/xen/include/asm-x86/e820.h Thu Sep 22 19:59:31 2005
+++ b/xen/include/asm-x86/e820.h Fri Sep 23 11:52:43 2005
@@ -11,6 +11,11 @@
#define E820_NVS 4
#define E820_IO 16
#define E820_SHARED_PAGE 17
+#define E820_XENSTORE 18
+
+#define E820_MAP_PAGE 0x00090000
+#define E820_MAP_NR_OFFSET 0x000001E8
+#define E820_MAP_OFFSET 0x000002D0
#ifndef __ASSEMBLY__
struct e820entry {
diff -r 43edce5b75d6 -r 94c6fc048d8e xen/include/asm-x86/vmx_platform.h
--- a/xen/include/asm-x86/vmx_platform.h Thu Sep 22 19:59:31 2005
+++ b/xen/include/asm-x86/vmx_platform.h Fri Sep 23 11:52:43 2005
@@ -93,7 +93,6 @@
extern void handle_mmio(unsigned long, unsigned long);
extern void vmx_wait_io(void);
-extern int vmx_setup_platform(struct vcpu *, struct cpu_user_regs *);
extern void vmx_io_assist(struct vcpu *v);
// XXX - think about this -- maybe use bit 30 of the mfn to signify an MMIO
frame.
diff -r 43edce5b75d6 -r 94c6fc048d8e tools/examples/mem-map.sxp
--- a/tools/examples/mem-map.sxp Thu Sep 22 19:59:31 2005
+++ /dev/null Fri Sep 23 11:52:43 2005
@@ -1,10 +0,0 @@
-(memmap
- (0000000000000000 000000000009f800 "AddressRangeMemory" WB)
- (000000000009f800 00000000000a0000 "AddressRangeReserved" UC)
- (00000000000a0000 00000000000bffff "AddressRangeIO" UC)
- (00000000000f0000 0000000000100000 "AddressRangeReserved" UC)
- (0000000000100000 0000000008000000 "AddressRangeMemory" WB)
- (0000000007fff000 0000000008000000 "AddressRangeShared" WB)
- (0000000008000000 0000000008003000 "AddressRangeNVS" UC)
- (0000000008003000 000000000800d000 "AddressRangeACPI" WB)
- (00000000fec00000 0000000100000000 "AddressRangeIO" UC))
diff -r 43edce5b75d6 -r 94c6fc048d8e tools/libxc/linux_boot_params.h
--- a/tools/libxc/linux_boot_params.h Thu Sep 22 19:59:31 2005
+++ /dev/null Fri Sep 23 11:52:43 2005
@@ -1,166 +0,0 @@
-#ifndef __LINUX_BOOT_PARAMS_H__
-#define __LINUX_BOOT_PARAMS_H__
-
-#include <asm/types.h>
-
-#define E820MAX 32
-
-struct mem_map {
- int nr_map;
- struct entry {
- u64 addr; /* start of memory segment */
- u64 size; /* size of memory segment */
- u32 type; /* type of memory segment */
-#define E820_RAM 1
-#define E820_RESERVED 2
-#define E820_ACPI 3 /* usable as RAM once ACPI tables have been read */
-#define E820_NVS 4
-#define E820_IO 16
-#define E820_SHARED 17
-#define E820_XENSTORE 18
-
- u32 caching_attr; /* used by hypervisor */
-#define MEMMAP_UC 0
-#define MEMMAP_WC 1
-#define MEMMAP_WT 4
-#define MEMMAP_WP 5
-#define MEMMAP_WB 6
-
- }map[E820MAX];
-};
-
-struct e820entry {
- u64 addr; /* start of memory segment */
- u64 size; /* size of memory segment */
- u32 type; /* type of memory segment */
-}__attribute__((packed));
-
-struct e820map {
- u32 nr_map;
- struct e820entry map[E820MAX];
-}__attribute__((packed));
-
-struct drive_info_struct { __u8 dummy[32]; };
-
-struct sys_desc_table {
- __u16 length;
- __u8 table[318];
-};
-
-struct screen_info {
- unsigned char orig_x; /* 0x00 */
- unsigned char orig_y; /* 0x01 */
- unsigned short dontuse1; /* 0x02 -- EXT_MEM_K sits here */
- unsigned short orig_video_page; /* 0x04 */
- unsigned char orig_video_mode; /* 0x06 */
- unsigned char orig_video_cols; /* 0x07 */
- unsigned short unused2; /* 0x08 */
- unsigned short orig_video_ega_bx; /* 0x0a */
- unsigned short unused3; /* 0x0c */
- unsigned char orig_video_lines; /* 0x0e */
- unsigned char orig_video_isVGA; /* 0x0f */
- unsigned short orig_video_points; /* 0x10 */
-
- /* VESA graphic mode -- linear frame buffer */
- unsigned short lfb_width; /* 0x12 */
- unsigned short lfb_height; /* 0x14 */
- unsigned short lfb_depth; /* 0x16 */
- unsigned int lfb_base; /* 0x18 */
- unsigned int lfb_size; /* 0x1c */
- unsigned short dontuse2, dontuse3; /* 0x20 -- CL_MAGIC and CL_OFFSET here
*/
- unsigned short lfb_linelength; /* 0x24 */
- unsigned char red_size; /* 0x26 */
- unsigned char red_pos; /* 0x27 */
- unsigned char green_size; /* 0x28 */
- unsigned char green_pos; /* 0x29 */
- unsigned char blue_size; /* 0x2a */
- unsigned char blue_pos; /* 0x2b */
- unsigned char rsvd_size; /* 0x2c */
- unsigned char rsvd_pos; /* 0x2d */
- unsigned short vesapm_seg; /* 0x2e */
- unsigned short vesapm_off; /* 0x30 */
- unsigned short pages; /* 0x32 */
- /* 0x34 -- 0x3f reserved for future
expansion */
-};
-
-struct screen_info_overlap {
- __u8 reserved1[2]; /* 0x00 */
- __u16 ext_mem_k; /* 0x02 */
- __u8 reserved2[0x20 - 0x04]; /* 0x04 */
- __u16 cl_magic; /* 0x20 */
-#define CL_MAGIC_VALUE 0xA33F
- __u16 cl_offset; /* 0x22 */
- __u8 reserved3[0x40 - 0x24]; /* 0x24 */
-};
-
-
-struct apm_bios_info {
- __u16 version;
- __u16 cseg;
- __u32 offset;
- __u16 cseg_16;
- __u16 dseg;
- __u16 flags;
- __u16 cseg_len;
- __u16 cseg_16_len;
- __u16 dseg_len;
-};
-
-struct linux_boot_params {
- union { /* 0x00 */
- struct screen_info info;
- struct screen_info_overlap overlap;
- } screen;
-
- struct apm_bios_info apm_bios_info; /* 0x40 */
- __u8 reserved4[0x80 - 0x54]; /* 0x54 */
- struct drive_info_struct drive_info; /* 0x80 */
- struct sys_desc_table sys_desc_table; /* 0xa0 */
- __u32 alt_mem_k; /* 0x1e0 */
- __u8 reserved5[4]; /* 0x1e4 */
- __u8 e820_map_nr; /* 0x1e8 */
- __u8 reserved6[8]; /* 0x1e9 */
- __u8 setup_sects; /* 0x1f1 */
- __u16 mount_root_rdonly; /* 0x1f2 */
- __u16 syssize; /* 0x1f4 */
- __u16 swapdev; /* 0x1f6 */
- __u16 ramdisk_flags; /* 0x1f8 */
-#define RAMDISK_IMAGE_START_MASK 0x07FF
-#define RAMDISK_PROMPT_FLAG 0x8000
-#define RAMDISK_LOAD_FLAG 0x4000
- __u16 vid_mode; /* 0x1fa */
- __u16 root_dev; /* 0x1fc */
- __u8 reserved9[1]; /* 0x1fe */
- __u8 aux_device_info; /* 0x1ff */
- /* 2.00+ */
- __u8 reserved10[2]; /* 0x200 */
- __u8 header_magic[4]; /* 0x202 */
- __u16 protocol_version; /* 0x206 */
- __u8 reserved11[8]; /* 0x208 */
- __u8 loader_type; /* 0x210 */
-#define LOADER_TYPE_LOADLIN 1
-#define LOADER_TYPE_BOOTSECT_LOADER 2
-#define LOADER_TYPE_SYSLINUX 3
-#define LOADER_TYPE_ETHERBOOT 4
-#define LOADER_TYPE_UNKNOWN 0xFF
- __u8 loader_flags; /* 0x211 */
- __u8 reserved12[2]; /* 0x212 */
- __u32 code32_start; /* 0x214 */
- __u32 initrd_start; /* 0x218 */
- __u32 initrd_size; /* 0x21c */
- __u8 reserved13[4]; /* 0x220 */
- /* 2.01+ */
- __u16 heap_end_ptr; /* 0x224 */
- __u8 reserved14[2]; /* 0x226 */
- /* 2.02+ */
- __u32 cmd_line_ptr; /* 0x228 */
- /* 2.03+ */
- __u32 ramdisk_max; /* 0x22c */
- __u8 reserved15[0x2d0 - 0x230]; /* 0x230 */
- struct e820entry e820_map[E820MAX]; /* 0x2d0 */
- __u64 shared_info; /* 0x550 */
- __u8 padding[0x800 - 0x558]; /* 0x558 */
- __u8 cmd_line[0x800]; /* 0x800 */
-} __attribute__((packed));
-
-#endif /* __LINUX_BOOT_PARAMS_H__ */
diff -r 43edce5b75d6 -r 94c6fc048d8e tools/python/xen/util/memmap.py
--- a/tools/python/xen/util/memmap.py Thu Sep 22 19:59:31 2005
+++ /dev/null Fri Sep 23 11:52:43 2005
@@ -1,41 +0,0 @@
-mem_caching_attr = {
- 'UC' : 0,
- 'WC' : 1,
- 'WT' : 4,
- 'WP' : 5,
- 'WB' : 6,
- };
-
-e820_mem_type = {
- 'AddressRangeMemory' : 1,
- 'AddressRangeReserved' : 2,
- 'AddressRangeACPI' : 3,
- 'AddressRangeNVS' : 4,
- 'AddressRangeIO' : 16,
- 'AddressRangeShared' : 17,
-};
-
-MT_COL = 2
-MA_COL = 3
-
-def strmap(row):
- if (type(row) != type([])):
- return row
- row[MT_COL] = e820_mem_type[row[MT_COL]]
- row[MA_COL] = mem_caching_attr[row[MA_COL]]
- return row
-
-def memmap_parse(memmap):
- return map(strmap, memmap)
-
-if __name__ == '__main__':
- memmap = [ 'memmap',
- [ '1', '2', 'AddressRangeMemory', 'UC'],
- [ '1', '2', 'AddressRangeReserved', 'UC'],
- [ '1', '2', 'AddressRangeACPI', 'WB'],
- [ '1', '2', 'AddressRangeNVS', 'WB'],
- [ '1', '2', 'AddressRangeIO', 'WB'],
- [ '1', '2', 'AddressRangeShared', 'WB']]
- print memmap_parse(memmap);
-
-
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