diff options
| author | Freya Murphy <freya@freyacat.org> | 2024-02-03 14:36:26 -0500 |
|---|---|---|
| committer | Freya Murphy <freya@freyacat.org> | 2024-02-03 14:41:52 -0500 |
| commit | 8e74123683072deed9ecd29e76037a16a47e3295 (patch) | |
| tree | 2a4d6394688ed23b9360ff87c8d9861ab40da01d /src/arch/amd64/cpu/debugger.c | |
| parent | refactor exception panic (diff) | |
| download | corn-8e74123683072deed9ecd29e76037a16a47e3295.tar.gz corn-8e74123683072deed9ecd29e76037a16a47e3295.tar.bz2 corn-8e74123683072deed9ecd29e76037a16a47e3295.zip | |
alloc on write paging, -O3 compile works, 'volatile' is the story of my life
Diffstat (limited to '')
| -rw-r--r-- | src/arch/amd64/cpu/debugger.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/arch/amd64/cpu/debugger.c b/src/arch/amd64/cpu/debugger.c index 4d9d3c3..0f48b84 100644 --- a/src/arch/amd64/cpu/debugger.c +++ b/src/arch/amd64/cpu/debugger.c @@ -376,7 +376,7 @@ static int debugger_prompt(struct isr_regs *state) { } } -void debugger(struct isr_regs *state, int cause) { +void debugger(struct isr_regs *volatile state, int cause) { struct dr6 dr6; __asm__ volatile ("mov %%dr6, %0" : "=r"(dr6)); @@ -398,7 +398,8 @@ void debugger(struct isr_regs *state, int cause) { dbg_steps = 0; dbg_continue = 0; - ((struct rflags *)&state->rflags)->tf = 0; + struct rflags *rflags = (struct rflags *) &state->rflags; + rflags->tf = 0; if (dr6.b0) { state->rip += bkps[0].instr_len; |