9256f5b575
- asm and ld files referencing c symbols are now generated by c preprocessor instead of duplicate definition. - Finished kernel memory layout. Unfinished init code.
51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
/* Copyright 2016 secXsQuared
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* Distributed under GPL license
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* See COPYING under root for details
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*/
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#include "hal/print.h"
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#include "hal/mem.h"
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#include "hal/intr.h"
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#include "hal/cpu.h"
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#include "lib/sxtdlib.h"
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#include "hal/boot.h"
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static void KABI halp_obtain_cpu_info(boot_info_t *hal_info)
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{
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if(hal_info == NULL)
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return;
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uint32_t eax = 0, ebx = 0, ecx = 0, edx = 0;
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hal_cpuid(&eax,&ebx,&ecx,&edx);
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lb_mem_copy(&ebx, &hal_info->cpu_vd_str[0], sizeof(uint32_t));
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lb_mem_copy(&edx, &hal_info->cpu_vd_str[4], sizeof(uint32_t));
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lb_mem_copy(&ecx, &hal_info->cpu_vd_str[8], sizeof(uint32_t));
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hal_info->cpu_vd_str[12] = 0;
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}
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void KABI hal_main(void *m_info)
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{
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if (m_info == NULL || (uint64_t) m_info & lb_bit_field_mask(0, 2))
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return;
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// init HAL infrastructures
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hal_print_init();
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hal_mem_init();
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boot_info_t* boot_info = halloc(sizeof(boot_info_t));
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boot_info->krnl_end = KERNEL_IMAGE_END_VADDR;
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// obtain cpu info
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halp_obtain_cpu_info(boot_info);
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// init interrupt
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if(hal_interrupt_init() != 0)
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{
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return;
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}
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// pass the control to the kernel
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ke_main(boot_info);
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return;
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}
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