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create userland tests

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Fix some more tabs.

Parse the "Simulated exit code not 0!" string in gem5 and exit with the proper status
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Ciro Santilli 六四事件 法轮功
2019-01-22 00:00:00 +00:00
parent 780e9ceeb4
commit f2e73bac83
18 changed files with 183 additions and 67 deletions
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22
baremetal/lib/syscalls.c
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@@ -64,24 +64,24 @@ int _write(int file, char *ptr, int len) {
void _exit(int status) {
#if defined(GEM5)
#if defined(__arm__)
__asm__ __volatile__ ("mov r0, #0; mov r1, #0; .inst 0xEE000110 | (0x21 << 16);");
__asm__ __volatile__ ("mov r0, #0; mov r1, #0; .inst 0xEE000110 | (0x21 << 16);");
#elif defined(__aarch64__)
__asm__ __volatile__ ("mov x0, #0; .inst 0XFF000110 | (0x21 << 16);");
__asm__ __volatile__ ("mov x0, #0; .inst 0XFF000110 | (0x21 << 16);");
#endif
#else
#if defined(__arm__)
__asm__ __volatile__ ("mov r0, #0x18; ldr r1, =#0x20026; svc 0x00123456");
#elif defined(__aarch64__)
/* TODO actually use the exit value here, just for fun. */
/* TODO actually use the exit value here, just for fun. */
__asm__ __volatile__ (
"mov x1, #0x26\n" \
"movk x1, #2, lsl #16\n" \
"str x1, [sp,#0]\n" \
"mov x0, #0\n" \
"str x0, [sp,#8]\n" \
"mov x1, sp\n" \
"mov w0, #0x18\n" \
"hlt 0xf000\n"
"mov x1, #0x26\n" \
"movk x1, #2, lsl #16\n" \
"str x1, [sp,#0]\n" \
"mov x0, #0\n" \
"str x0, [sp,#8]\n" \
"mov x1, sp\n" \
"mov w0, #0x18\n" \
"hlt 0xf000\n"
);
#endif
#endif