diff options
| author | Danny Holman <dholman@gymli.org> | 2023-11-26 18:28:16 -0600 |
|---|---|---|
| committer | Danny Holman <dholman@gymli.org> | 2023-11-26 18:28:16 -0600 |
| commit | 00c05974661bd1b55b75cfc7a829ac9f7b14b989 (patch) | |
| tree | 5c6064599a5a371d84115d30ee1dbcf1dae4d648 /arch/i386/boot | |
| parent | a6475b60dd1420877fd6ba438f5400fac42f04ba (diff) | |
arch: i386: isr.s: create the irq stubs
Create the ISR stubs for use by IRQ handlers.
Signed-off-by: Danny Holman <dholman@gymli.org>
Diffstat (limited to 'arch/i386/boot')
| -rw-r--r-- | arch/i386/boot/isr.s | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/arch/i386/boot/isr.s b/arch/i386/boot/isr.s index 893dd1f..5bd63ed 100644 --- a/arch/i386/boot/isr.s +++ b/arch/i386/boot/isr.s @@ -24,7 +24,7 @@ isr_stub_\num: irq_stub_\num: cli pushl $0 - pushl $\num + pushl $\num+32 jmp isr_frame_asm .endm @@ -41,6 +41,7 @@ isr_frame_asm: pushl %edx pushl %esi pushl %edi + pushl %esp movl %cr0, %eax pushl %eax @@ -51,7 +52,7 @@ isr_frame_asm: movl %cr4, %eax pushl %eax - pushl %esp + cld call interrupt_handler popl %eax @@ -63,6 +64,7 @@ isr_frame_asm: popl %eax movl %eax, %cr0 + popl %esp popl %edi popl %esi popl %edx @@ -70,7 +72,6 @@ isr_frame_asm: popl %ebx popl %eax - addl $20, %esp iret isr_no_err_stub 0 @@ -105,3 +106,20 @@ isr_no_err_stub 28 isr_err_stub 29 isr_err_stub 30 isr_no_err_stub 31 + +irq_stub 0 +irq_stub 1 +irq_stub 2 +irq_stub 3 +irq_stub 4 +irq_stub 5 +irq_stub 6 +irq_stub 7 +irq_stub 8 +irq_stub 9 +irq_stub 10 +irq_stub 11 +irq_stub 12 +irq_stub 13 +irq_stub 14 +irq_stub 15 |