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Espresso 0.0.2a

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This commit is contained in:
David Goeke
2025-10-20 21:57:30 -05:00
parent 102d517097
commit ff6cba1164
59 changed files with 29272 additions and 773 deletions
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54
kernel/ksh_debug.c Normal file
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#include <stdio.h>
#include <types.h>
#include <kernel/ksh_debug.h>
void print_all_regs(void)
{
uint32_t eax, ebx, ecx, edx, esi, edi, esp, ebp, eip;
uint16_t cs, ds, es, ss;
asm volatile ("mov %%eax, %0" : "=r"(eax));
asm volatile ("mov %%ebx, %0" : "=r"(ebx));
asm volatile ("mov %%ecx, %0" : "=r"(ecx));
asm volatile ("mov %%edx, %0" : "=r"(edx));
asm volatile ("mov %%esi, %0" : "=r"(esi));
asm volatile ("mov %%edi, %0" : "=r"(edi));
asm volatile ("mov %%esp, %0" : "=r"(esp));
asm volatile ("mov %%ebp, %0" : "=r"(ebp));
asm volatile (
"call 1f\n"
"1: pop %0\n"
: "=r"(eip)
);
asm volatile ("mov %%cs, %0" : "=r"(cs));
asm volatile ("mov %%ds, %0" : "=r"(ds));
asm volatile ("mov %%es, %0" : "=r"(es));
asm volatile ("mov %%ss, %0" : "=r"(ss));
printf("EAX -> 0x%x EBX -> 0x%x ECX -> 0x%x EDX -> 0x%x\n", eax, ebx, ecx, edx);
printf("ESI -> 0x%x EDI -> 0x%x ESP -> 0x%x EBP -> 0x%x\n", esi, edi, esp, ebp);
printf("EIP (maybe) -> 0x%x\n", eip);
printf("CS -> 0x%04x DS -> 0x%04x ES -> 0x%04x SS -> 0x%04x\n", cs, ds, es, ss);
}
void print_gprs(void)
{
uint32_t eax, ebx, ecx, edx, esi, edi, esp, ebp;
asm volatile ("mov %%eax, %0" : "=r"(eax));
asm volatile ("mov %%ebx, %0" : "=r"(ebx));
asm volatile ("mov %%ecx, %0" : "=r"(ecx));
asm volatile ("mov %%edx, %0" : "=r"(edx));
asm volatile ("mov %%esi, %0" : "=r"(esi));
asm volatile ("mov %%edi, %0" : "=r"(edi));
asm volatile ("mov %%esp, %0" : "=r"(esp));
asm volatile ("mov %%ebp, %0" : "=r"(ebp));
printf("EAX -> 0x%x EBX -> 0x%x ECX -> 0x%x EDX -> 0x%x\n", eax, ebx, ecx, edx);
printf("ESI -> 0x%x EDI -> 0x%x ESP -> 0x%x EBP -> 0x%x\n", esi, edi, esp, ebp);
}