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Add iommu definitions.

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This commit is contained in:
Rhitayu Chattopadhyay
2026-05-08 16:48:05 +05:30
committed by GitHub
parent 9f1d4f683d
commit dcb60beef2
2 changed files with 5 additions and 2 deletions
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2
shellcode_hypervisor/boot_linux.c
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@@ -159,7 +159,7 @@ void entry(void) {
} }
// Disable IOMMU. // Disable IOMMU.
*(volatile uint64_t *)0xfdd80018 &= ~1; *(volatile uint64_t *)(AMDIOMMU_MMIO_BASE + AMDIOMMU_CTRL) &= ~1;
memcpy(&info, (void *)(cave_linux_info), sizeof(struct linux_info)); memcpy(&info, (void *)(cave_linux_info), sizeof(struct linux_info));

5
shellcode_hypervisor/boot_linux.h
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@@ -37,7 +37,10 @@
#define DCHUBBUB_WHITELIST_BASE_ADDR_0 0x24878 #define DCHUBBUB_WHITELIST_BASE_ADDR_0 0x24878
#define DCHUBBUB_WHITELIST_TOP_ADDR_0 0x2487c #define DCHUBBUB_WHITELIST_TOP_ADDR_0 0x2487c
#define AMDIOMMU_MMIO_BASE 0xfdd80000
#define AMDIOMMU_CTRL 0x18
#define MAXCPU 16 #define MAXCPU 16
void entry(void); void entry(void);
void boot_linux(void); void boot_linux(void);