diff options
| author | dzwdz | 2021-07-24 18:53:34 +0200 |
|---|---|---|
| committer | dzwdz | 2021-07-24 18:53:34 +0200 |
| commit | ae9c1d1b16061242068353ff9064c8c9ef63b577 (patch) | |
| tree | 59c91ac4d15d8231cab1174b7402128ce895fb0f /src/kernel/arch/i386/registers.h | |
| parent | b0690678bef7d51bbdadce6b606c835ce76d4d92 (diff) | |
sysexit() now overrides all registers
when doing anything more complex than starting a new program, you pretty
much need to pass a full register dump. otherwise stuff will break
Diffstat (limited to 'src/kernel/arch/i386/registers.h')
| -rw-r--r-- | src/kernel/arch/i386/registers.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/kernel/arch/i386/registers.h b/src/kernel/arch/i386/registers.h index feba157..1264139 100644 --- a/src/kernel/arch/i386/registers.h +++ b/src/kernel/arch/i386/registers.h @@ -1,11 +1,17 @@ #pragma once #include <stdint.h> +// TODO merge registers and registers_pushad + struct registers { uint32_t eax, ebx, ecx, edx, esi, edi; void *ebp, *esp, *eip; }; +struct registers_pushad { + uint32_t edi, esi, ebp, esp, ebx, edx, ecx, eax; +} __attribute__((__packed__)); + // saves a return value according to the SysV ABI inline void regs_savereturn(struct registers *regs, uint64_t value) { regs->eax = value; |