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release 3.10

Browse source 
https://sourceforge.net/projects/elilo/files/elilo/elilo-3.10/

(sans a few CVS directories)
This commit is contained in:
Stephane Eranian 2009-04-03 09:38:32 -04:00 • committed by Vincent Batts
parent 34d8003a54
commit 4e87874a03
35 changed files with 412 additions and 235 deletions
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46
ia32/sysdeps.h
View file

@ -35,6 +35,9 @@
#define ELILO_ARCH "IA-32" /* ASCII string */
#define PADDR_MASK 0xfffffff
#define INITRD_START (15*1024*1024)
#define DEFAULT_KERNEL_START 0x100000
/* for now use library versions */
#define Memset(a,v,n) SetMem((a),(n),(v))
#define Memcpy(a,b,n) CopyMem((a),(b),(n))
@ -299,11 +302,17 @@ typedef union ia32_boot_params {
UINT8 *t = (UINT8 *)(to); \
UINT8 *f = (UINT8 *)(from); \
UINTN n = cnt; \
if (t && f && n) { \
while (n--) { \
*t++ = *f++; \
} \
} \
if (t && f && n && (t<f)) { \
while (n--) { \
*t++ = *f++; \
} \
} else if (t && f && n && (t>f)) { \
t += n; \
f += n; \
while (n--) { \
*t-- = *f--; \
} \
} \
}
#define MEMSET(ptr, size, val) { \
@ -338,6 +347,7 @@ extern UINTN kernel_size;
extern VOID *initrd_start;
extern UINTN initrd_size;
extern VOID *kernel_load_address;
extern dt_addr_t gdt_addr;
extern dt_addr_t idt_addr;
@ -357,19 +367,31 @@ extern INTN ia32_use_legacy_free_boot();
static inline void
start_kernel(VOID *kentry, boot_params_t *bp)
{
UINT32 temp;
/*
* Disable interrupts.
*/
asm volatile ( "cli" : : );
/*
* Relocate initrd, if present.
*/
/*
* Relocate kernel (if needed), and initrd (if present).
* Copy kernel first, in case kernel was loaded overlapping where we're
* planning to copy the initrd. This assumes that the initrd didn't
* get loaded overlapping where we're planning to copy the kernel, but
* that's pretty unlikely since we couldn't alloc that space for the
* kernel (or the kernel would already be there).
*/
if (kernel_start != kernel_load_address) {
MEMCPY(kernel_start, kernel_load_address, kernel_size);
}
if (bp->s.initrd_start) {
temp = bp->s.initrd_start;
MEMCPY(INITRD_START, temp , bp->s.initrd_size);
bp->s.initrd_start = INITRD_START;
}
if (bp->s.initrd_start) {
MEMCPY(15 * 1024 * 1024, bp->s.initrd_start, bp->s.initrd_size);
bp->s.initrd_start = 15 * 1024 * 1024;
}
/*
* Copy boot sector, setup data and command line
* to final resting place. We need to copy