diff options
| author | Regina König | 2020-08-11 01:59:15 +0200 |
|---|---|---|
| committer | Regina König | 2020-08-11 01:59:15 +0200 |
| commit | c7cfeb1b02175c6809cfffcb8462869312974831 (patch) | |
| tree | 675a70ca48890a020f88502a9fc10112555b6970 /memtestEDK | |
| parent | working on doTest1 (diff) | |
| download | memtest86-c7cfeb1b02175c6809cfffcb8462869312974831.tar.gz memtest86-c7cfeb1b02175c6809cfffcb8462869312974831.tar.xz memtest86-c7cfeb1b02175c6809cfffcb8462869312974831.zip | |
reading and processing efi-memoryMap
Diffstat (limited to 'memtestEDK')
| -rw-r--r-- | memtestEDK/Memtest/Test1/doTest1.c | 25 | ||||
| -rw-r--r-- | memtestEDK/Memtest/Test1/memoryMap.h | 22 | ||||
| -rw-r--r-- | memtestEDK/Memtest/Test1/test.c | 2 |
3 files changed, 42 insertions, 7 deletions
diff --git a/memtestEDK/Memtest/Test1/doTest1.c b/memtestEDK/Memtest/Test1/doTest1.c index e6883ff..8b555db 100644 --- a/memtestEDK/Memtest/Test1/doTest1.c +++ b/memtestEDK/Memtest/Test1/doTest1.c @@ -7,6 +7,28 @@ #include "test.h" +static inline void cache_off(void) +{ + asm( + "push %rax\n\t" + "movq %cr0,%eax\n\t" + "orl $0x40000000,%eax\n\t" /* Set CD */ + "movq %eax,%cr0\n\t" + "wbinvd\n\t" + "pop %rax\n\t"); +} + +static inline void cache_on(void) +{ + asm( + "push %rax\n\t" + "movq %cr0,%eax\n\t" + "andl $0x9fffffff,%eax\n\t" /* Clear CD and NW */ + "movq %eax,%cr0\n\t" + "pop %rax\n\t"); +} + + EFI_STATUS EFIAPI UefiMain ( @@ -14,6 +36,9 @@ UefiMain ( IN EFI_SYSTEM_TABLE *SystemTable ) { + cache_off(); + addr_tst1(0); + cache_on(); return EFI_SUCCESS; diff --git a/memtestEDK/Memtest/Test1/memoryMap.h b/memtestEDK/Memtest/Test1/memoryMap.h index e887a4a..23ff7e7 100644 --- a/memtestEDK/Memtest/Test1/memoryMap.h +++ b/memtestEDK/Memtest/Test1/memoryMap.h @@ -1,6 +1,12 @@ +typedef unsigned long ulong; -struct vars variables = {}; -struct vars * const vv = &variables; +#define MAX_MEM_SEGMENTS 127 + +struct mmap { + ulong pbase_addr; + ulong *start; // VA of segment start + ulong *end; // VA of the last dword within the segment. +}; /* Define common variables across relocations of memtest86 */ struct vars { @@ -15,9 +21,9 @@ struct vars { int total_ticks; int pptr; int tptr; - struct err_info erri; + // struct err_info erri; // PA ranges from e820 table: - struct pmap pmap[MAX_MEM_SEGMENTS]; + //struct pmap pmap[MAX_MEM_SEGMENTS]; // VA mappings: volatile struct mmap map[MAX_MEM_SEGMENTS]; ulong plim_lower; // phys page number @@ -29,7 +35,7 @@ struct vars { ulong snapl; int printmode; int numpatn; - struct pair patn [BADRAM_MAXPATNS]; + // struct pair patn [BADRAM_MAXPATNS]; ulong test_pages; ulong selected_pages; ulong reserved_pages; @@ -38,4 +44,8 @@ struct vars { int each_sec; int beepmode; int debugging; // Set in selftest only -};
\ No newline at end of file +}; + +struct vars variables = {}; +struct vars * const vv = &variables; + diff --git a/memtestEDK/Memtest/Test1/test.c b/memtestEDK/Memtest/Test1/test.c index c9bc36b..6b0403c 100644 --- a/memtestEDK/Memtest/Test1/test.c +++ b/memtestEDK/Memtest/Test1/test.c @@ -64,7 +64,7 @@ void foreach_segment int done = 0; do { - do_tick(me); + // do_tick(me); { BAILR } // ensure no overflow |