#ifndef __UTIL_H
#define __UTIL_H
-#include "ioport.h" // outb
-#include "biosvar.h" // struct bregs
+#include "types.h" // u32
static inline void irq_disable(void)
{
asm volatile("hlt");
}
-void *memset(void *s, int c, size_t n);
-void *memcpy(void *d1, const void *s1, size_t len);
-
-static inline void
-eoi_master_pic()
+static inline void wbinvd(void)
{
- outb(PIC1_IRQ5, PORT_PIC1);
+ asm volatile("wbinvd");
}
-static inline void
-eoi_both_pics()
+static inline void cpuid(u32 index, u32 *eax, u32 *ebx, u32 *ecx, u32 *edx)
{
- outb(PIC2_IRQ13, PORT_PIC2);
- eoi_master_pic();
-}
-
-// Call a function with a specified register state. Note that on
-// return, the interrupt enable/disable flag may be altered.
-static inline
-void call16(struct bregs *callregs)
-{
- asm volatile(
-#ifdef MODE16
- "calll __call16\n"
-#else
- "calll __call16_from32\n"
-#endif
- : "+a" (callregs), "+m" (*callregs)
- :
- : "ebx", "ecx", "edx", "esi", "edi", "ebp", "cc");
+ asm("cpuid"
+ : "=a" (*eax), "=b" (*ebx), "=c" (*ecx), "=d" (*edx)
+ : "0" (index));
}
-static inline
-void __call16_int(struct bregs *callregs, u16 offset)
-{
- callregs->cs = SEG_BIOS;
- callregs->ip = offset;
- call16(callregs);
-}
+void *memset(void *s, int c, size_t n);
+void *memcpy(void *d1, const void *s1, size_t len);
+void *memmove(void *d, const void *s, size_t len);
+struct bregs;
+inline void call16(struct bregs *callregs);
+inline void __call16_int(struct bregs *callregs, u16 offset);
#ifdef MODE16
#define call16_int(nr, callregs) do { \
extern void irq_trampoline_ ##nr (); \
#else
#include "../out/rom16.offset.auto.h"
#define call16_int(nr, callregs) \
- __call16_int((callregs), OFFSET_irq_trampoline_ ##nr )
+ __call16_int((callregs), OFFSET_irq_trampoline_ ##nr - BUILD_BIOS_ADDR)
#endif
// output.c
+void debug_serial_setup();
void BX_PANIC(const char *fmt, ...)
__attribute__ ((format (printf, 1, 2)))
__attribute__ ((noreturn));
-void BX_INFO(const char *fmt, ...)
- __attribute__ ((format (printf, 1, 2)));
void printf(const char *fmt, ...)
__attribute__ ((format (printf, 1, 2)));
+void __dprintf(const char *fmt, ...)
+ __attribute__ ((format (printf, 1, 2)));
+#define dprintf(lvl, fmt, args...) do { \
+ if (CONFIG_DEBUG_LEVEL && (lvl) <= CONFIG_DEBUG_LEVEL) \
+ __dprintf((fmt) , ##args ); \
+ } while (0)
void __debug_enter(const char *fname, struct bregs *regs);
void __debug_fail(const char *fname, struct bregs *regs);
void __debug_stub(const char *fname, struct bregs *regs);
void __debug_isr(const char *fname);
-#define debug_enter(regs) \
- __debug_enter(__func__, regs)
+#define debug_enter(regs, lvl) do { \
+ if ((lvl) && (lvl) <= CONFIG_DEBUG_LEVEL) \
+ __debug_enter(__func__, regs); \
+ } while (0)
+#define debug_isr(lvl) do { \
+ if ((lvl) && (lvl) <= CONFIG_DEBUG_LEVEL) \
+ __debug_isr(__func__); \
+ } while (0)
#define debug_stub(regs) \
__debug_stub(__func__, regs)
-#define debug_isr(regs) \
- __debug_isr(__func__)
-
-// Frequently used return codes
-#define RET_EUNSUPPORTED 0x86
-static inline void
-set_success(struct bregs *regs)
-{
- set_cf(regs, 0);
-}
-
-static inline void
-set_code_success(struct bregs *regs)
-{
- regs->ah = 0;
- set_cf(regs, 0);
-}
-
-void __set_fail(const char *fname, struct bregs *regs);
-void __set_code_fail(const char *fname, struct bregs *regs, u8 code);
-
-#define set_fail(regs) \
- __set_fail(__func__, (regs))
-#define set_code_fail(regs, code) \
- __set_code_fail(__func__, (regs), (code))
// kbd.c
+void kbd_setup();
void handle_15c2(struct bregs *regs);
+// mouse.c
+void mouse_setup();
+
+// system.c
+void mathcp_setup();
+
// serial.c
void serial_setup();
-void debug_serial_setup();
-void debug_serial(char c);
void lpt_setup();
// clock.c
// util.c
u8 checksum(u8 *far_data, u32 len);
-// rombios32.c
-void rombios32_init(void);
+// shadow.c
+void make_bios_writable();
+void make_bios_readonly();
+
+// pciinit.c
+void pci_bios_setup(void);
+
+// smm.c
+void smm_init();
+
+// smpdetect.c
+int smp_probe(void);
+
+// mptable.c
+void mptable_init(void);
+
+// smbios.c
+void smbios_init(void);
// boot.c
void printf_bootdev(u16 bootdev);
// post_menu.c
void interactive_bootmenu();
+// coreboot.c
+void coreboot_fill_map();
+
#endif // util.h