Syncboot/gnu-efi/apps/tcc.c
Curle d588e232c4 Major overhaul of this branch.
This branch has been dedicated to purely the UEFI bootloader.
As such, all other code has been removed.

This code can be compiled with Visual Studio, gcc or llvm.
2019-07-17 21:10:29 +01:00

432 lines
8.8 KiB
C

/*
* Test if our calling convention gymnastics actually work
*/
#include <efi.h>
#include <efilib.h>
#if 0
extern void dump_stack(void);
asm( ".globl dump_stack\n"
"dump_stack:\n"
" movq %rsp, %rdi\n"
" jmp *dump_stack_helper@GOTPCREL(%rip)\n"
".size dump_stack, .-dump_stack");
void dump_stack_helper(uint64_t rsp_val)
{
uint64_t *rsp = (uint64_t *)rsp_val;
int x;
Print(L"%%rsp: 0x%08x%08x stack:\r\n",
(rsp_val & 0xffffffff00000000) >>32,
rsp_val & 0xffffffff);
for (x = 0; x < 8; x++) {
Print(L"%08x: ", ((uint64_t)rsp) & 0xffffffff);
Print(L"%016x ", *rsp++);
Print(L"%016x ", *rsp++);
Print(L"%016x ", *rsp++);
Print(L"%016x\r\n", *rsp++);
}
}
#endif
EFI_STATUS EFI_FUNCTION test_failure_callback(void)
{
return EFI_UNSUPPORTED;
}
EFI_STATUS test_failure(void)
{
return uefi_call_wrapper(test_failure_callback, 0);
}
EFI_STATUS EFI_FUNCTION test_call0_callback(void)
{
return EFI_SUCCESS;
}
EFI_STATUS test_call0(void)
{
return uefi_call_wrapper(test_call0_callback, 0);
}
EFI_STATUS EFI_FUNCTION test_call1_callback(UINT32 a)
{
if (a != 0x12345678) {
return EFI_LOAD_ERROR;
}
return EFI_SUCCESS;
}
EFI_STATUS test_call1(void)
{
return uefi_call_wrapper(test_call1_callback, 1,0x12345678);
}
EFI_STATUS EFI_FUNCTION test_call2_callback(UINT32 a, UINT32 b)
{
if (a != 0x12345678) {
return EFI_LOAD_ERROR;
}
if (b != 0x23456789) {
return EFI_INVALID_PARAMETER;
}
return EFI_SUCCESS;
}
EFI_STATUS test_call2(void)
{
return uefi_call_wrapper(test_call2_callback, 2,
0x12345678, 0x23456789);
}
EFI_STATUS EFI_FUNCTION test_call3_callback(UINT32 a, UINT32 b,
UINT32 c)
{
if (a != 0x12345678)
return EFI_LOAD_ERROR;
if (b != 0x23456789)
return EFI_INVALID_PARAMETER;
if (c != 0x3456789a)
return EFI_UNSUPPORTED;
return EFI_SUCCESS;
}
EFI_STATUS test_call3(void)
{
return uefi_call_wrapper(test_call3_callback, 3,
0x12345678, 0x23456789, 0x3456789a);
}
EFI_STATUS EFI_FUNCTION test_call4_callback(UINT32 a, UINT32 b,
UINT32 c, UINT32 d)
{
if (a != 0x12345678)
return EFI_LOAD_ERROR;
if (b != 0x23456789)
return EFI_INVALID_PARAMETER;
if (c != 0x3456789a)
return EFI_UNSUPPORTED;
if (d != 0x456789ab)
return EFI_BAD_BUFFER_SIZE;
return EFI_SUCCESS;
}
EFI_STATUS test_call4(void)
{
return uefi_call_wrapper(test_call4_callback, 4,
0x12345678, 0x23456789, 0x3456789a, 0x456789ab);
}
EFI_STATUS EFI_FUNCTION test_call5_callback(UINT32 a, UINT32 b,
UINT32 c, UINT32 d, UINT32 e)
{
if (a != 0x12345678)
return EFI_LOAD_ERROR;
if (b != 0x23456789)
return EFI_INVALID_PARAMETER;
if (c != 0x3456789a)
return EFI_UNSUPPORTED;
if (d != 0x456789ab)
return EFI_BAD_BUFFER_SIZE;
if (e != 0x56789abc)
return EFI_BUFFER_TOO_SMALL;
return EFI_SUCCESS;
}
EFI_STATUS test_call5(void)
{
return uefi_call_wrapper(test_call5_callback, 5,
0x12345678, 0x23456789, 0x3456789a, 0x456789ab, 0x56789abc);
}
EFI_STATUS EFI_FUNCTION test_call6_callback(UINT32 a, UINT32 b,
UINT32 c, UINT32 d, UINT32 e, UINT32 f)
{
if (a != 0x12345678)
return EFI_LOAD_ERROR;
if (b != 0x23456789)
return EFI_INVALID_PARAMETER;
if (c != 0x3456789a)
return EFI_UNSUPPORTED;
if (d != 0x456789ab)
return EFI_BAD_BUFFER_SIZE;
if (e != 0x56789abc)
return EFI_BUFFER_TOO_SMALL;
if (f != 0x6789abcd)
return EFI_NOT_READY;
return EFI_SUCCESS;
}
EFI_STATUS test_call6(void)
{
return uefi_call_wrapper(test_call6_callback, 6,
0x12345678, 0x23456789, 0x3456789a, 0x456789ab, 0x56789abc,
0x6789abcd);
}
EFI_STATUS EFI_FUNCTION test_call7_callback(UINT32 a, UINT32 b,
UINT32 c, UINT32 d, UINT32 e, UINT32 f, UINT32 g)
{
if (a != 0x12345678)
return EFI_LOAD_ERROR;
if (b != 0x23456789)
return EFI_INVALID_PARAMETER;
if (c != 0x3456789a)
return EFI_UNSUPPORTED;
if (d != 0x456789ab)
return EFI_BAD_BUFFER_SIZE;
if (e != 0x56789abc)
return EFI_BUFFER_TOO_SMALL;
if (f != 0x6789abcd)
return EFI_NOT_READY;
if (g != 0x789abcde)
return EFI_DEVICE_ERROR;
return EFI_SUCCESS;
}
EFI_STATUS test_call7(void)
{
return uefi_call_wrapper(test_call7_callback, 7,
0x12345678, 0x23456789, 0x3456789a, 0x456789ab,
0x56789abc, 0x6789abcd, 0x789abcde);
}
EFI_STATUS EFI_FUNCTION test_call8_callback(UINT32 a, UINT32 b,
UINT32 c, UINT32 d, UINT32 e, UINT32 f, UINT32 g, UINT32 h)
{
if (a != 0x12345678)
return EFI_LOAD_ERROR;
if (b != 0x23456789)
return EFI_INVALID_PARAMETER;
if (c != 0x3456789a)
return EFI_UNSUPPORTED;
if (d != 0x456789ab)
return EFI_BAD_BUFFER_SIZE;
if (e != 0x56789abc)
return EFI_BUFFER_TOO_SMALL;
if (f != 0x6789abcd)
return EFI_NOT_READY;
if (g != 0x789abcde)
return EFI_DEVICE_ERROR;
if (h != 0x89abcdef)
return EFI_WRITE_PROTECTED;
return EFI_SUCCESS;
}
EFI_STATUS test_call8(void)
{
return uefi_call_wrapper(test_call8_callback, 8,
0x12345678,
0x23456789,
0x3456789a,
0x456789ab,
0x56789abc,
0x6789abcd,
0x789abcde,
0x89abcdef);
}
EFI_STATUS EFI_FUNCTION test_call9_callback(UINT32 a, UINT32 b,
UINT32 c, UINT32 d, UINT32 e, UINT32 f, UINT32 g, UINT32 h, UINT32 i)
{
if (a != 0x12345678)
return EFI_LOAD_ERROR;
if (b != 0x23456789)
return EFI_INVALID_PARAMETER;
if (c != 0x3456789a)
return EFI_UNSUPPORTED;
if (d != 0x456789ab)
return EFI_BAD_BUFFER_SIZE;
if (e != 0x56789abc)
return EFI_BUFFER_TOO_SMALL;
if (f != 0x6789abcd)
return EFI_NOT_READY;
if (g != 0x789abcde)
return EFI_DEVICE_ERROR;
if (h != 0x89abcdef)
return EFI_WRITE_PROTECTED;
if (i != 0x9abcdef0)
return EFI_OUT_OF_RESOURCES;
return EFI_SUCCESS;
}
EFI_STATUS test_call9(void)
{
return uefi_call_wrapper(test_call9_callback, 9,
0x12345678,
0x23456789,
0x3456789a,
0x456789ab,
0x56789abc,
0x6789abcd,
0x789abcde,
0x89abcdef,
0x9abcdef0);
}
extern EFI_STATUS test_call10(void);
EFI_STATUS EFI_FUNCTION test_call10_callback(UINT32 a, UINT32 b,
UINT32 c, UINT32 d, UINT32 e, UINT32 f, UINT32 g, UINT32 h, UINT32 i,
UINT32 j)
{
if (a != 0x12345678)
return EFI_LOAD_ERROR;
if (b != 0x23456789)
return EFI_INVALID_PARAMETER;
if (c != 0x3456789a)
return EFI_UNSUPPORTED;
if (d != 0x456789ab)
return EFI_BAD_BUFFER_SIZE;
if (e != 0x56789abc)
return EFI_BUFFER_TOO_SMALL;
if (f != 0x6789abcd)
return EFI_NOT_READY;
if (g != 0x789abcde)
return EFI_DEVICE_ERROR;
if (h != 0x89abcdef)
return EFI_WRITE_PROTECTED;
if (i != 0x9abcdef0)
return EFI_OUT_OF_RESOURCES;
if (j != 0xabcdef01)
return EFI_VOLUME_CORRUPTED;
return EFI_SUCCESS;
}
EFI_STATUS test_call10(void)
{
return uefi_call_wrapper(test_call10_callback, 10,
0x12345678,
0x23456789,
0x3456789a,
0x456789ab,
0x56789abc,
0x6789abcd,
0x789abcde,
0x89abcdef,
0x9abcdef0,
0xabcdef01);
}
EFI_STATUS
efi_main (EFI_HANDLE *image, EFI_SYSTEM_TABLE *systab)
{
EFI_STATUS rc = EFI_SUCCESS;
InitializeLib(image, systab);
PoolAllocationType = 2; /* klooj */
#ifdef __x86_64__
__asm__ volatile("out %0,%1" : : "a" ((uint8_t)0x14), "dN" (0x80));
#endif
Print(L"Hello\r\n");
rc = test_failure();
if (EFI_ERROR(rc)) {
Print(L"Returning Failure works\n");
} else {
Print(L"Returning failure doesn't work.\r\n");
Print(L"%%rax was 0x%016x, should have been 0x%016x\n",
rc, EFI_UNSUPPORTED);
return EFI_INVALID_PARAMETER;
}
rc = test_call0();
if (!EFI_ERROR(rc)) {
Print(L"0 args works just fine here.\r\n");
} else {
Print(L"0 args failed: 0x%016x\n", rc);
return rc;
}
rc = test_call1();
if (!EFI_ERROR(rc)) {
Print(L"1 arg works just fine here.\r\n");
} else {
Print(L"1 arg failed: 0x%016x\n", rc);
return rc;
}
rc = test_call2();
if (!EFI_ERROR(rc)) {
Print(L"2 args works just fine here.\r\n");
} else {
Print(L"2 args failed: 0x%016x\n", rc);
return rc;
}
rc = test_call3();
if (!EFI_ERROR(rc)) {
Print(L"3 args works just fine here.\r\n");
} else {
Print(L"3 args failed: 0x%016x\n", rc);
return rc;
}
rc = test_call4();
if (!EFI_ERROR(rc)) {
Print(L"4 args works just fine here.\r\n");
} else {
Print(L"4 args failed: 0x%016x\n", rc);
return rc;
}
rc = test_call5();
if (!EFI_ERROR(rc)) {
Print(L"5 args works just fine here.\r\n");
} else {
Print(L"5 args failed: 0x%016x\n", rc);
return rc;
}
rc = test_call6();
if (!EFI_ERROR(rc)) {
Print(L"6 args works just fine here.\r\n");
} else {
Print(L"6 args failed: 0x%016x\n", rc);
return rc;
}
rc = test_call7();
if (!EFI_ERROR(rc)) {
Print(L"7 args works just fine here.\r\n");
} else {
Print(L"7 args failed: 0x%016x\n", rc);
return rc;
}
rc = test_call8();
if (!EFI_ERROR(rc)) {
Print(L"8 args works just fine here.\r\n");
} else {
Print(L"8 args failed: 0x%016x\n", rc);
return rc;
}
rc = test_call9();
if (!EFI_ERROR(rc)) {
Print(L"9 args works just fine here.\r\n");
} else {
Print(L"9 args failed: 0x%016x\n", rc);
return rc;
}
rc = test_call10();
if (!EFI_ERROR(rc)) {
Print(L"10 args works just fine here.\r\n");
} else {
Print(L"10 args failed: 0x%016x\n", rc);
return rc;
}
return rc;
}