diff options
Diffstat (limited to 'src/shadow.c')
| -rw-r--r-- | src/shadow.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/src/shadow.c b/src/shadow.c index 6500029c..887851d1 100644 --- a/src/shadow.c +++ b/src/shadow.c @@ -8,8 +8,6 @@ #include "util.h" // memcpy #include "pci.h" // pci_config_writeb -#define BIOS_TMP_STORAGE 0x30000 /* 64 KB used to copy the BIOS to shadow RAM */ - // Test if 'addr' is in the range from 'start'..'start+size' #define IN_RANGE(addr, start, size) ({ \ u32 __addr = (addr); \ @@ -25,7 +23,7 @@ copy_bios(PCIDevice d) int v = pci_config_readb(d, 0x59); v |= 0x30; pci_config_writeb(d, 0x59, v); - memcpy((void *)0x000f0000, (void *)BIOS_TMP_STORAGE, 0x10000); + memcpy((void *)0x000f0000, (void *)BUILD_BIOS_TMP_ADDR, 0x10000); } // Make the BIOS code segment area (0xf0000) writable. @@ -46,14 +44,14 @@ make_bios_writable() } // Copy the bios to a temporary area. - memcpy((void *)BIOS_TMP_STORAGE, (void *)0x000f0000, 0x10000); + memcpy((void *)BUILD_BIOS_TMP_ADDR, (void *)0x000f0000, 0x10000); // Enable shadowing and copy bios. if (IN_RANGE((u32)copy_bios, 0xf0000, 0x10000)) { // Jump to shadow enable function - use the copy in the // temporary storage area so that memory does not change under // the executing code. - u32 pos = (u32)copy_bios - 0xf0000 + BIOS_TMP_STORAGE; + u32 pos = (u32)copy_bios - 0xf0000 + BUILD_BIOS_TMP_ADDR; void (*func)(PCIDevice) = (void*)pos; func(d); } else { @@ -61,7 +59,7 @@ make_bios_writable() } // Clear the temporary area. - memset((void *)BIOS_TMP_STORAGE, 0, 0x10000); + memset((void *)BUILD_BIOS_TMP_ADDR, 0, 0x10000); } // Make the BIOS code segment area (0xf0000) read-only. |