From d8aca3ff2501f9a77e22e5afb7a30380aed205af Mon Sep 17 00:00:00 2001 From: Jon Santmyer Date: Fri, 16 Oct 2026 16:42:22 -0400 Subject: remove explicit framebuffer in kernel. reduce locking in syscalls --- arch/x86_64/sys/syscall_serial.c | 33 --------------------------------- 1 file changed, 33 deletions(-) delete mode 100644 arch/x86_64/sys/syscall_serial.c (limited to 'arch/x86_64/sys/syscall_serial.c') diff --git a/arch/x86_64/sys/syscall_serial.c b/arch/x86_64/sys/syscall_serial.c deleted file mode 100644 index 786a78b..0000000 --- a/arch/x86_64/sys/syscall_serial.c +++ /dev/null @@ -1,33 +0,0 @@ -#include "jove.h" -#include "lib/printf.h" -#include "sys/syscall.h" -#include "syscall.h" -#include "arch/x86_64/hal/serial_com.h" - -static int -s_syscall_serial_write( - jove_owned_obj_t *serial_com, - size_t payload_bytes, - void *payload_data) -{ - size_t bytes_needed = sizeof(struct syscall_generic_write); - CHECK_TOOSMALL(bytes_needed, payload_bytes, "Message is too small for this syscall!"); - - struct syscall_generic_write *payload = payload_data; - bytes_needed += payload->len * 2; - CHECK_TOOSMALL(bytes_needed, payload_bytes, "Message is too small for write buffer!"); - - return serial_com_write(serial_com, payload->data, payload->len); -} - -int -_syscall_handle_serial(syscall_context_t *ctx) -{ - switch(ctx->header->callid) { - case SYSCALL_SERIAL_COM_WRITE: - return s_syscall_serial_write(ctx->target.obj, ctx->bytes_left, ctx->payload); - default: - kprintf("syscall_serial: serial com object does not support syscall %i\n", ctx->header->callid); - return -EBADCALL; - } -} -- cgit v1.2.3