diff options
Diffstat (limited to 'src/arch/i386')
| -rw-r--r-- | src/arch/i386/Config.lb | 22 | ||||
| -rw-r--r-- | src/arch/i386/include/arch/hlt.h | 2 | ||||
| -rw-r--r-- | src/arch/i386/include/arch/romcc_io.h | 32 | ||||
| -rw-r--r-- | src/arch/i386/include/arch/smp/atomic.h | 4 | ||||
| -rw-r--r-- | src/arch/i386/include/arch/smp/spinlock.h | 6 | ||||
| -rw-r--r-- | src/arch/i386/lib/c_start.S | 6 | ||||
| -rw-r--r-- | src/arch/i386/lib/console.c | 57 |
7 files changed, 41 insertions, 88 deletions
diff --git a/src/arch/i386/Config.lb b/src/arch/i386/Config.lb index e9b426cc2d..ebb014f525 100644 --- a/src/arch/i386/Config.lb +++ b/src/arch/i386/Config.lb @@ -31,17 +31,17 @@ end addaction clean "rm -f romimage payload.*" if CONFIG_USE_INIT -makerule init.o - depends "$(INIT-OBJECTS)" - action "$(LD) -melf_i386 -r -o init.pre.o $(INIT-OBJECTS)" - action "$(OBJCOPY) --rename-section .text=.init.text --rename-section .data=.init.data --rename-section .rodata=.init.rodata --rename-section .rodata.str1.1=.init.rodata.str1.1 init.pre.o init.o" -end - -makerule linuxbios - depends "crt0.o init.o linuxbios_ram.rom ldscript.ld" - action "$(CC) -nostdlib -nostartfiles -static -o $@ -T ldscript.ld crt0.o init.o" - action "$(CROSS_COMPILE)nm -n linuxbios | sort > linuxbios.map" -end + makerule init.o + depends "$(INIT-OBJECTS)" + action "$(LD) -melf_i386 -r -o init.pre.o $(INIT-OBJECTS)" + action "$(OBJCOPY) --rename-section .text=.init.text --rename-section .data=.init.data --rename-section .rodata=.init.rodata --rename-section .rodata.str1.1=.init.rodata.str1.1 init.pre.o init.o" + end + + makerule linuxbios + depends "crt0.o init.o linuxbios_ram.rom ldscript.ld" + action "$(CC) -nostdlib -nostartfiles -static -o $@ -T ldscript.ld crt0.o init.o" + action "$(CROSS_COMPILE)nm -n linuxbios | sort > linuxbios.map" + end end diff --git a/src/arch/i386/include/arch/hlt.h b/src/arch/i386/include/arch/hlt.h index 23ff1aa918..3b2acf1eef 100644 --- a/src/arch/i386/include/arch/hlt.h +++ b/src/arch/i386/include/arch/hlt.h @@ -7,7 +7,7 @@ static void hlt(void) __builtin_hlt(); } #else -static inline void hlt(void) +static inline __attribute__((always_inline)) void hlt(void) { asm("hlt"); } diff --git a/src/arch/i386/include/arch/romcc_io.h b/src/arch/i386/include/arch/romcc_io.h index 1d3e603ed0..c0c2250f98 100644 --- a/src/arch/i386/include/arch/romcc_io.h +++ b/src/arch/i386/include/arch/romcc_io.h @@ -117,7 +117,7 @@ static inline int log2f(int value) typedef unsigned device_t; -static inline uint8_t pci_read_config8(device_t dev, unsigned where) +static inline __attribute__((always_inline)) uint8_t pci_read_config8(device_t dev, unsigned where) { unsigned addr; addr = dev | where; @@ -125,7 +125,7 @@ static inline uint8_t pci_read_config8(device_t dev, unsigned where) return inb(0xCFC + (addr & 3)); } -static inline uint16_t pci_read_config16(device_t dev, unsigned where) +static inline __attribute__((always_inline)) uint16_t pci_read_config16(device_t dev, unsigned where) { unsigned addr; addr = dev | where; @@ -133,7 +133,7 @@ static inline uint16_t pci_read_config16(device_t dev, unsigned where) return inw(0xCFC + (addr & 2)); } -static inline uint32_t pci_read_config32(device_t dev, unsigned where) +static inline __attribute__((always_inline)) uint32_t pci_read_config32(device_t dev, unsigned where) { unsigned addr; addr = dev | where; @@ -141,7 +141,7 @@ static inline uint32_t pci_read_config32(device_t dev, unsigned where) return inl(0xCFC); } -static inline void pci_write_config8(device_t dev, unsigned where, uint8_t value) +static inline __attribute__((always_inline)) void pci_write_config8(device_t dev, unsigned where, uint8_t value) { unsigned addr; addr = dev | where; @@ -149,7 +149,7 @@ static inline void pci_write_config8(device_t dev, unsigned where, uint8_t value outb(value, 0xCFC + (addr & 3)); } -static inline void pci_write_config16(device_t dev, unsigned where, uint16_t value) +static inline __attribute__((always_inline)) void pci_write_config16(device_t dev, unsigned where, uint16_t value) { unsigned addr; addr = dev | where; @@ -157,7 +157,7 @@ static inline void pci_write_config16(device_t dev, unsigned where, uint16_t val outw(value, 0xCFC + (addr & 2)); } -static inline void pci_write_config32(device_t dev, unsigned where, uint32_t value) +static inline __attribute__((always_inline)) void pci_write_config32(device_t dev, unsigned where, uint32_t value) { unsigned addr; addr = dev | where; @@ -180,53 +180,53 @@ static device_t pci_locate_device(unsigned pci_id, device_t dev) /* Generic functions for pnp devices */ -static inline void pnp_write_config(device_t dev, uint8_t reg, uint8_t value) +static inline __attribute__((always_inline)) void pnp_write_config(device_t dev, uint8_t reg, uint8_t value) { unsigned port = dev >> 8; outb(reg, port ); outb(value, port +1); } -static inline uint8_t pnp_read_config(device_t dev, uint8_t reg) +static inline __attribute__((always_inline)) uint8_t pnp_read_config(device_t dev, uint8_t reg) { unsigned port = dev >> 8; outb(reg, port); return inb(port +1); } -static inline void pnp_set_logical_device(device_t dev) +static inline __attribute__((always_inline)) void pnp_set_logical_device(device_t dev) { unsigned device = dev & 0xff; pnp_write_config(dev, 0x07, device); } -static inline void pnp_set_enable(device_t dev, int enable) +static inline __attribute__((always_inline)) void pnp_set_enable(device_t dev, int enable) { pnp_write_config(dev, 0x30, enable?0x1:0x0); } -static inline int pnp_read_enable(device_t dev) +static inline __attribute__((always_inline)) int pnp_read_enable(device_t dev) { return !!pnp_read_config(dev, 0x30); } -static inline void pnp_set_iobase(device_t dev, unsigned index, unsigned iobase) +static inline __attribute__((always_inline)) void pnp_set_iobase(device_t dev, unsigned index, unsigned iobase) { pnp_write_config(dev, index + 0, (iobase >> 8) & 0xff); pnp_write_config(dev, index + 1, iobase & 0xff); } -static inline uint16_t pnp_read_iobase(device_t dev, unsigned index) +static inline __attribute__((always_inline)) uint16_t pnp_read_iobase(device_t dev, unsigned index) { - return (uint16_t)((pnp_read_config(dev, index) << 8) | pnp_read_config(dev, index + 1)); + return ((uint16_t)(pnp_read_config(dev, index)) << 8) | pnp_read_config(dev, index + 1); } -static inline void pnp_set_irq(device_t dev, unsigned index, unsigned irq) +static inline __attribute__((always_inline)) void pnp_set_irq(device_t dev, unsigned index, unsigned irq) { pnp_write_config(dev, index, irq); } -static inline void pnp_set_drq(device_t dev, unsigned index, unsigned drq) +static inline __attribute__((always_inline)) void pnp_set_drq(device_t dev, unsigned index, unsigned drq) { pnp_write_config(dev, index, drq & 0xff); } diff --git a/src/arch/i386/include/arch/smp/atomic.h b/src/arch/i386/include/arch/smp/atomic.h index 7b68377c22..7061461d33 100644 --- a/src/arch/i386/include/arch/smp/atomic.h +++ b/src/arch/i386/include/arch/smp/atomic.h @@ -41,7 +41,7 @@ typedef struct { volatile int counter; } atomic_t; * Atomically increments @v by 1. Note that the guaranteed * useful range of an atomic_t is only 24 bits. */ -static __inline__ void atomic_inc(atomic_t *v) +static __inline__ __attribute__((always_inline)) void atomic_inc(atomic_t *v) { __asm__ __volatile__( "lock ; incl %0" @@ -56,7 +56,7 @@ static __inline__ void atomic_inc(atomic_t *v) * Atomically decrements @v by 1. Note that the guaranteed * useful range of an atomic_t is only 24 bits. */ -static __inline__ void atomic_dec(atomic_t *v) +static __inline__ __attribute__((always_inline)) void atomic_dec(atomic_t *v) { __asm__ __volatile__( "lock ; decl %0" diff --git a/src/arch/i386/include/arch/smp/spinlock.h b/src/arch/i386/include/arch/smp/spinlock.h index 65ad8d0673..71015452e8 100644 --- a/src/arch/i386/include/arch/smp/spinlock.h +++ b/src/arch/i386/include/arch/smp/spinlock.h @@ -40,14 +40,14 @@ typedef struct { #define spin_unlock_string \ "movb $1,%0" -static inline void spin_lock(spinlock_t *lock) +static inline __attribute__((always_inline)) void spin_lock(spinlock_t *lock) { __asm__ __volatile__( spin_lock_string :"=m" (lock->lock) : : "memory"); } -static inline void spin_unlock(spinlock_t *lock) +static inline __attribute__((always_inline)) void spin_unlock(spinlock_t *lock) { __asm__ __volatile__( spin_unlock_string @@ -55,7 +55,7 @@ static inline void spin_unlock(spinlock_t *lock) } /* REP NOP (PAUSE) is a good thing to insert into busy-wait loops. */ -static inline void cpu_relax(void) +static inline __attribute__((always_inline)) void cpu_relax(void) { __asm__ __volatile__("rep;nop": : :"memory"); } diff --git a/src/arch/i386/lib/c_start.S b/src/arch/i386/lib/c_start.S index ce13d150d7..04b5a68676 100644 --- a/src/arch/i386/lib/c_start.S +++ b/src/arch/i386/lib/c_start.S @@ -22,18 +22,20 @@ _start: leal _stack, %edi movl $_estack, %ecx subl %edi, %ecx + shrl $2, %ecx /* it is 32 bit align, right? */ xorl %eax, %eax rep - stosb + stosl /** clear bss */ leal _bss, %edi movl $_ebss, %ecx subl %edi, %ecx jz .Lnobss + shrl $2, %ecx /* it is 32 bit align, right? */ xorl %eax, %eax rep - stosb + stosl .Lnobss: /* set new stack */ diff --git a/src/arch/i386/lib/console.c b/src/arch/i386/lib/console.c index fd1b5d759e..a1f5d6f2a4 100644 --- a/src/arch/i386/lib/console.c +++ b/src/arch/i386/lib/console.c @@ -120,58 +120,8 @@ static void print_spew_hex16(unsigned short value){ __console_tx_hex16(BIOS_SPEW static void print_spew_hex32(unsigned int value) { __console_tx_hex32(BIOS_SPEW, value); } static void print_spew(const char *str) { __console_tx_string(BIOS_SPEW, str); } -/* Non inline versions.... */ -#if 0 -static void print_alert_char_(unsigned char value) NOINLINE { print_alert_char(value); } -static void print_alert_hex8_(unsigned char value) NOINLINE { print_alert_hex8(value); } -static void print_alert_hex16_(unsigned short value) NOINLINE { print_alert_hex16(value); } -static void print_alert_hex32_(unsigned int value) NOINLINE { print_alert_hex32(value); } -static void print_alert_(const char *str) NOINLINE { print_alert(str); } - -static void print_crit_char_(unsigned char value) NOINLINE { print_crit_char(value); } -static void print_crit_hex8_(unsigned char value) NOINLINE { print_crit_hex8(value); } -static void print_crit_hex16_(unsigned short value) NOINLINE { print_crit_hex16(value); } -static void print_crit_hex32_(unsigned int value) NOINLINE { print_crit_hex32(value); } -static void print_crit_(const char *str) NOINLINE { print_crit(str); } - -static void print_err_char_(unsigned char value) NOINLINE { print_err_char(value); } -static void print_err_hex8_(unsigned char value) NOINLINE { print_err_hex8(value); } -static void print_err_hex16_(unsigned short value) NOINLINE { print_err_hex16(value); } -static void print_err_hex32_(unsigned int value) NOINLINE { print_err_hex32(value); } -static void print_err_(const char *str) NOINLINE { print_err(str); } - -static void print_warning_char_(unsigned char value) NOINLINE { print_warning_char(value); } -static void print_warning_hex8_(unsigned char value) NOINLINE { print_warning_hex8(value); } -static void print_warning_hex16_(unsigned short value) NOINLINE { print_warning_hex16(value); } -static void print_warning_hex32_(unsigned int value) NOINLINE { print_warning_hex32(value); } -static void print_warning_(const char *str) NOINLINE { print_warning(str); } - -static void print_notice_char_(unsigned char value) NOINLINE { print_notice_char(value); } -static void print_notice_hex8_(unsigned char value) NOINLINE { print_notice_hex8(value); } -static void print_notice_hex16_(unsigned short value) NOINLINE { print_notice_hex16(value); } -static void print_notice_hex32_(unsigned int value) NOINLINE { print_notice_hex32(value); } -static void print_notice_(const char *str) NOINLINE { print_notice(str); } - -static void print_info_char_(unsigned char value) NOINLINE { print_info_char(value); } -static void print_info_hex8_(unsigned char value) NOINLINE { print_info_hex8(value); } -static void print_info_hex16_(unsigned short value) NOINLINE { print_info_hex16(value); } -static void print_info_hex32_(unsigned int value) NOINLINE { print_info_hex32(value); } -static void print_info_(const char *str) NOINLINE { print_info(str); } - -static void print_debug_char_(unsigned char value) NOINLINE { print_debug_char(value); } -static void print_debug_hex8_(unsigned char value) NOINLINE { print_debug_hex8(value); } -static void print_debug_hex16_(unsigned short value) NOINLINE { print_debug_hex16(value); } -static void print_debug_hex32_(unsigned int value) NOINLINE { print_debug_hex32(value); } -static void print_debug_(const char *str) NOINLINE { print_debug(str); } - -static void print_spew_char_(unsigned char value) NOINLINE { print_spew_char(value); } -static void print_spew_hex8_(unsigned char value) NOINLINE { print_spew_hex8(value); } -static void print_spew_hex16_(unsigned short value) NOINLINE { print_spew_hex16(value); } -static void print_spew_hex32_(unsigned int value) NOINLINE { print_spew_hex32(value); } -static void print_spew_(const char *str) NOINLINE { print_spew(str); } -#endif - -#else +#else +/* CONFIG_USE_INIT == 1 */ extern int do_printk(int msg_level, const char *fmt, ...); @@ -273,12 +223,13 @@ extern int do_printk(int msg_level, const char *fmt, ...); #define print_spew_hex32(HEX) printk_spew ("%08x", (HEX)) -#endif /* CONFIG_USE_INIT == 0 */ +#endif /* CONFIG_USE_INIT */ #ifndef LINUXBIOS_EXTRA_VERSION #define LINUXBIOS_EXTRA_VERSION "" #endif + static void console_init(void) { static const char console_test[] = |