mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-25 06:00:43 +00:00
General indent and whitespace cleanups.
This commit is contained in:
Jon Loeliger
parent
41a0e8b304
commit
ffff3ae56f
9 changed files with 331 additions and 352 deletions
|
|
@ -38,7 +38,8 @@ extern void mpc8641_reset_board(cmd_tbl_t *cmdtp, int flag,
|
|||
#endif
|
||||
|
||||
|
||||
int checkcpu (void)
|
||||
int
|
||||
checkcpu(void)
|
||||
{
|
||||
sys_info_t sysinfo;
|
||||
uint pvr, svr;
|
||||
|
|
@ -97,8 +98,8 @@ int checkcpu (void)
|
|||
lcrr = CFG_LBC_LCRR;
|
||||
#else
|
||||
{
|
||||
volatile immap_t *immap = (immap_t *)CFG_IMMR;
|
||||
volatile ccsr_lbc_t *lbc= &immap->im_lbc;
|
||||
volatile immap_t *immap = (immap_t *) CFG_IMMR;
|
||||
volatile ccsr_lbc_t *lbc = &immap->im_lbc;
|
||||
|
||||
lcrr = lbc->lcrr;
|
||||
}
|
||||
|
|
@ -126,8 +127,10 @@ soft_restart(unsigned long addr)
|
|||
{
|
||||
#ifndef CONFIG_MPC8641HPCN
|
||||
|
||||
/* SRR0 has system reset vector, SRR1 has default MSR value */
|
||||
/* rfi restores MSR from SRR1 and sets the PC to the SRR0 value */
|
||||
/*
|
||||
* SRR0 has system reset vector, SRR1 has default MSR value
|
||||
* rfi restores MSR from SRR1 and sets the PC to the SRR0 value
|
||||
*/
|
||||
|
||||
__asm__ __volatile__ ("mtspr 26, %0" :: "r" (addr));
|
||||
__asm__ __volatile__ ("li 4, (1 << 6)" ::: "r4");
|
||||
|
|
@ -140,7 +143,7 @@ soft_restart(unsigned long addr)
|
|||
|
||||
#endif /* !CONFIG_MPC8641HPCN */
|
||||
|
||||
while(1); /* not reached */
|
||||
while (1) ; /* not reached */
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -185,14 +188,15 @@ do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
|
|||
|
||||
#endif /* !CONFIG_MPC8641HPCN */
|
||||
|
||||
while(1); /* not reached */
|
||||
while (1) ; /* not reached */
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Get timebase clock frequency
|
||||
*/
|
||||
unsigned long get_tbclk(void)
|
||||
unsigned long
|
||||
get_tbclk(void)
|
||||
{
|
||||
sys_info_t sys_info;
|
||||
|
||||
|
|
@ -210,9 +214,10 @@ watchdog_reset(void)
|
|||
|
||||
|
||||
#if defined(CONFIG_DDR_ECC)
|
||||
void dma_init(void)
|
||||
void
|
||||
dma_init(void)
|
||||
{
|
||||
volatile immap_t *immap = (immap_t *)CFG_IMMR;
|
||||
volatile immap_t *immap = (immap_t *) CFG_IMMR;
|
||||
volatile ccsr_dma_t *dma = &immap->im_dma;
|
||||
|
||||
dma->satr0 = 0x00040000;
|
||||
|
|
@ -220,26 +225,28 @@ void dma_init(void)
|
|||
asm("sync; isync");
|
||||
}
|
||||
|
||||
uint dma_check(void)
|
||||
uint
|
||||
dma_check(void)
|
||||
{
|
||||
volatile immap_t *immap = (immap_t *)CFG_IMMR;
|
||||
volatile immap_t *immap = (immap_t *) CFG_IMMR;
|
||||
volatile ccsr_dma_t *dma = &immap->im_dma;
|
||||
volatile uint status = dma->sr0;
|
||||
|
||||
/* While the channel is busy, spin */
|
||||
while((status & 4) == 4) {
|
||||
while ((status & 4) == 4) {
|
||||
status = dma->sr0;
|
||||
}
|
||||
|
||||
if (status != 0) {
|
||||
printf ("DMA Error: status = %x\n", status);
|
||||
printf("DMA Error: status = %x\n", status);
|
||||
}
|
||||
return status;
|
||||
}
|
||||
|
||||
int dma_xfer(void *dest, uint count, void *src)
|
||||
int
|
||||
dma_xfer(void *dest, uint count, void *src)
|
||||
{
|
||||
volatile immap_t *immap = (immap_t *)CFG_IMMR;
|
||||
volatile immap_t *immap = (immap_t *) CFG_IMMR;
|
||||
volatile ccsr_dma_t *dma = &immap->im_dma;
|
||||
|
||||
dma->dar0 = (uint) dest;
|
||||
|
|
@ -256,7 +263,8 @@ int dma_xfer(void *dest, uint count, void *src)
|
|||
|
||||
|
||||
#ifdef CONFIG_OF_FLAT_TREE
|
||||
void ft_cpu_setup(void *blob, bd_t *bd)
|
||||
void
|
||||
ft_cpu_setup(void *blob, bd_t *bd)
|
||||
{
|
||||
u32 *p;
|
||||
ulong clock;
|
||||
|
|
|
|||
|
|
@ -61,7 +61,7 @@ i2c_init(int speed, int slaveadd)
|
|||
writeb(0x3f, I2CFDR);
|
||||
|
||||
/* set default filter */
|
||||
writeb(0x10,I2CDFSRR);
|
||||
writeb(0x10, I2CDFSRR);
|
||||
|
||||
/* write slave address */
|
||||
writeb(slaveadd, I2CADR);
|
||||
|
|
@ -76,7 +76,7 @@ i2c_init(int speed, int slaveadd)
|
|||
static __inline__ int
|
||||
i2c_wait4bus(void)
|
||||
{
|
||||
ulong timeval = get_timer (0);
|
||||
ulong timeval = get_timer(0);
|
||||
|
||||
while (readb(I2CCSR) & MPC86xx_I2CSR_MBB) {
|
||||
if (get_timer(timeval) > TIMEOUT) {
|
||||
|
|
@ -91,7 +91,7 @@ static __inline__ int
|
|||
i2c_wait(int write)
|
||||
{
|
||||
u32 csr;
|
||||
ulong timeval = get_timer (0);
|
||||
ulong timeval = get_timer(0);
|
||||
|
||||
do {
|
||||
csr = readb(I2CCSR);
|
||||
|
|
@ -123,7 +123,7 @@ i2c_wait(int write)
|
|||
}
|
||||
|
||||
static __inline__ int
|
||||
i2c_write_addr (u8 dev, u8 dir, int rsta)
|
||||
i2c_write_addr(u8 dev, u8 dir, int rsta)
|
||||
{
|
||||
writeb(MPC86xx_I2CCR_MEN | MPC86xx_I2CCR_MSTA | MPC86xx_I2CCR_MTX
|
||||
| (rsta ? MPC86xx_I2CCR_RSTA : 0),
|
||||
|
|
@ -138,7 +138,7 @@ i2c_write_addr (u8 dev, u8 dir, int rsta)
|
|||
}
|
||||
|
||||
static __inline__ int
|
||||
__i2c_write (u8 *data, int length)
|
||||
__i2c_write(u8 *data, int length)
|
||||
{
|
||||
int i;
|
||||
|
||||
|
|
@ -156,7 +156,7 @@ __i2c_write (u8 *data, int length)
|
|||
}
|
||||
|
||||
static __inline__ int
|
||||
__i2c_read (u8 *data, int length)
|
||||
__i2c_read(u8 *data, int length)
|
||||
{
|
||||
int i;
|
||||
|
||||
|
|
@ -174,8 +174,7 @@ __i2c_read (u8 *data, int length)
|
|||
/* Generate ack on last next to last byte */
|
||||
if (i == length - 2)
|
||||
writeb(MPC86xx_I2CCR_MEN | MPC86xx_I2CCR_MSTA
|
||||
| MPC86xx_I2CCR_TXAK,
|
||||
I2CCCR);
|
||||
| MPC86xx_I2CCR_TXAK, I2CCCR);
|
||||
|
||||
/* Generate stop on last byte */
|
||||
if (i == length - 1)
|
||||
|
|
@ -188,10 +187,10 @@ __i2c_read (u8 *data, int length)
|
|||
}
|
||||
|
||||
int
|
||||
i2c_read (u8 dev, uint addr, int alen, u8 *data, int length)
|
||||
i2c_read(u8 dev, uint addr, int alen, u8 *data, int length)
|
||||
{
|
||||
int i = 0;
|
||||
u8 *a = (u8*)&addr;
|
||||
u8 *a = (u8 *) &addr;
|
||||
|
||||
if (i2c_wait4bus() < 0)
|
||||
goto exit;
|
||||
|
|
@ -214,10 +213,10 @@ exit:
|
|||
}
|
||||
|
||||
int
|
||||
i2c_write (u8 dev, uint addr, int alen, u8 *data, int length)
|
||||
i2c_write(u8 dev, uint addr, int alen, u8 *data, int length)
|
||||
{
|
||||
int i = 0;
|
||||
u8 *a = (u8*)&addr;
|
||||
u8 *a = (u8 *) &addr;
|
||||
|
||||
if (i2c_wait4bus() < 0)
|
||||
goto exit;
|
||||
|
|
@ -236,7 +235,8 @@ exit:
|
|||
return !(i == length);
|
||||
}
|
||||
|
||||
int i2c_probe (uchar chip)
|
||||
int
|
||||
i2c_probe(uchar chip)
|
||||
{
|
||||
int tmp;
|
||||
|
||||
|
|
@ -250,7 +250,8 @@ int i2c_probe (uchar chip)
|
|||
return i2c_read(chip, 0, 1, (char *)&tmp, 1);
|
||||
}
|
||||
|
||||
uchar i2c_reg_read (uchar i2c_addr, uchar reg)
|
||||
uchar
|
||||
i2c_reg_read(uchar i2c_addr, uchar reg)
|
||||
{
|
||||
char buf[1];
|
||||
|
||||
|
|
@ -259,7 +260,8 @@ uchar i2c_reg_read (uchar i2c_addr, uchar reg)
|
|||
return buf[0];
|
||||
}
|
||||
|
||||
void i2c_reg_write (uchar i2c_addr, uchar reg, uchar val)
|
||||
void
|
||||
i2c_reg_write(uchar i2c_addr, uchar reg, uchar val)
|
||||
{
|
||||
i2c_write(i2c_addr, reg, 1, &val, 1);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -41,7 +41,7 @@ unsigned long decrementer_count; /* count value for 1e6/HZ microseconds */
|
|||
unsigned long timestamp;
|
||||
|
||||
|
||||
static __inline__ unsigned long get_msr (void)
|
||||
static __inline__ unsigned long get_msr(void)
|
||||
{
|
||||
unsigned long msr;
|
||||
|
||||
|
|
@ -50,12 +50,12 @@ static __inline__ unsigned long get_msr (void)
|
|||
return msr;
|
||||
}
|
||||
|
||||
static __inline__ void set_msr (unsigned long msr)
|
||||
static __inline__ void set_msr(unsigned long msr)
|
||||
{
|
||||
asm volatile ("mtmsr %0"::"r" (msr));
|
||||
}
|
||||
|
||||
static __inline__ unsigned long get_dec (void)
|
||||
static __inline__ unsigned long get_dec(void)
|
||||
{
|
||||
unsigned long val;
|
||||
|
||||
|
|
@ -64,58 +64,58 @@ static __inline__ unsigned long get_dec (void)
|
|||
return val;
|
||||
}
|
||||
|
||||
|
||||
static __inline__ void set_dec (unsigned long val)
|
||||
static __inline__ void set_dec(unsigned long val)
|
||||
{
|
||||
if (val)
|
||||
asm volatile ("mtdec %0"::"r" (val));
|
||||
}
|
||||
|
||||
/* interrupt is not supported yet */
|
||||
int interrupt_init_cpu (unsigned *decrementer_count)
|
||||
int interrupt_init_cpu(unsigned *decrementer_count)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
int interrupt_init (void)
|
||||
int interrupt_init(void)
|
||||
{
|
||||
int ret;
|
||||
|
||||
/* call cpu specific function from $(CPU)/interrupts.c */
|
||||
ret = interrupt_init_cpu (&decrementer_count);
|
||||
ret = interrupt_init_cpu(&decrementer_count);
|
||||
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
decrementer_count = get_tbclk()/CFG_HZ;
|
||||
debug("interrupt init: tbclk() = %d MHz, decrementer_count = %d\n", (get_tbclk()/1000000), decrementer_count);
|
||||
decrementer_count = get_tbclk() / CFG_HZ;
|
||||
debug("interrupt init: tbclk() = %d MHz, decrementer_count = %d\n",
|
||||
(get_tbclk() / 1000000),
|
||||
decrementer_count);
|
||||
|
||||
set_dec (decrementer_count);
|
||||
set_dec(decrementer_count);
|
||||
|
||||
set_msr (get_msr () | MSR_EE);
|
||||
set_msr(get_msr() | MSR_EE);
|
||||
|
||||
debug("MSR = 0x%08lx, Decrementer reg = 0x%08lx\n", get_msr(), get_dec());
|
||||
debug("MSR = 0x%08lx, Decrementer reg = 0x%08lx\n",
|
||||
get_msr(),
|
||||
get_dec());
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
void enable_interrupts (void)
|
||||
void enable_interrupts(void)
|
||||
{
|
||||
set_msr (get_msr () | MSR_EE);
|
||||
set_msr(get_msr() | MSR_EE);
|
||||
}
|
||||
|
||||
/* returns flag if MSR_EE was set before */
|
||||
int disable_interrupts (void)
|
||||
int disable_interrupts(void)
|
||||
{
|
||||
ulong msr = get_msr ();
|
||||
ulong msr = get_msr();
|
||||
|
||||
set_msr (msr & ~MSR_EE);
|
||||
set_msr(msr & ~MSR_EE);
|
||||
return (msr & MSR_EE) != 0;
|
||||
}
|
||||
|
||||
|
||||
void increment_timestamp(void)
|
||||
{
|
||||
timestamp++;
|
||||
|
|
@ -126,52 +126,49 @@ void increment_timestamp(void)
|
|||
* with interrupts disabled.
|
||||
* Trivial implementation - no need to be really accurate.
|
||||
*/
|
||||
void
|
||||
timer_interrupt_cpu (struct pt_regs *regs)
|
||||
void timer_interrupt_cpu(struct pt_regs *regs)
|
||||
{
|
||||
/* nothing to do here */
|
||||
}
|
||||
|
||||
|
||||
void timer_interrupt (struct pt_regs *regs)
|
||||
void timer_interrupt(struct pt_regs *regs)
|
||||
{
|
||||
/* call cpu specific function from $(CPU)/interrupts.c */
|
||||
timer_interrupt_cpu (regs);
|
||||
timer_interrupt_cpu(regs);
|
||||
|
||||
timestamp++;
|
||||
|
||||
ppcDcbf(×tamp);
|
||||
|
||||
/* Restore Decrementer Count */
|
||||
set_dec (decrementer_count);
|
||||
set_dec(decrementer_count);
|
||||
|
||||
#if defined(CONFIG_WATCHDOG) || defined (CONFIG_HW_WATCHDOG)
|
||||
if ((timestamp % (CFG_WATCHDOG_FREQ)) == 0)
|
||||
WATCHDOG_RESET ();
|
||||
WATCHDOG_RESET();
|
||||
#endif /* CONFIG_WATCHDOG || CONFIG_HW_WATCHDOG */
|
||||
|
||||
#ifdef CONFIG_STATUS_LED
|
||||
status_led_tick (timestamp);
|
||||
status_led_tick(timestamp);
|
||||
#endif /* CONFIG_STATUS_LED */
|
||||
|
||||
#ifdef CONFIG_SHOW_ACTIVITY
|
||||
board_show_activity (timestamp);
|
||||
board_show_activity(timestamp);
|
||||
#endif /* CONFIG_SHOW_ACTIVITY */
|
||||
|
||||
|
||||
}
|
||||
|
||||
void reset_timer (void)
|
||||
void reset_timer(void)
|
||||
{
|
||||
timestamp = 0;
|
||||
}
|
||||
|
||||
ulong get_timer (ulong base)
|
||||
ulong get_timer(ulong base)
|
||||
{
|
||||
return timestamp - base;
|
||||
}
|
||||
|
||||
void set_timer (ulong t)
|
||||
void set_timer(ulong t)
|
||||
{
|
||||
timestamp = t;
|
||||
}
|
||||
|
|
@ -180,24 +177,20 @@ void set_timer (ulong t)
|
|||
* Install and free a interrupt handler. Not implemented yet.
|
||||
*/
|
||||
|
||||
void
|
||||
irq_install_handler(int vec, interrupt_handler_t *handler, void *arg)
|
||||
void irq_install_handler(int vec, interrupt_handler_t *handler, void *arg)
|
||||
{
|
||||
}
|
||||
|
||||
void
|
||||
irq_free_handler(int vec)
|
||||
void irq_free_handler(int vec)
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* irqinfo - print information about PCI devices,not implemented.
|
||||
*/
|
||||
int
|
||||
do_irqinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
|
||||
int do_irqinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
|
||||
{
|
||||
printf ("\nInterrupt-unsupported:\n");
|
||||
printf("\nInterrupt-unsupported:\n");
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -205,14 +198,7 @@ do_irqinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
|
|||
/*
|
||||
* Handle external interrupts
|
||||
*/
|
||||
void
|
||||
external_interrupt(struct pt_regs *regs)
|
||||
void external_interrupt(struct pt_regs *regs)
|
||||
{
|
||||
puts("external_interrupt (oops!)\n");
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -34,7 +34,7 @@
|
|||
void
|
||||
pci_mpc86xx_init(struct pci_controller *hose)
|
||||
{
|
||||
volatile immap_t *immap = (immap_t *)CFG_CCSRBAR;
|
||||
volatile immap_t *immap = (immap_t *) CFG_CCSRBAR;
|
||||
volatile ccsr_pex_t *pcie1 = &immap->im_pex1;
|
||||
u16 temp16;
|
||||
u32 temp32;
|
||||
|
|
@ -46,47 +46,54 @@ pci_mpc86xx_init(struct pci_controller *hose)
|
|||
uint devdisr = gur->devdisr;
|
||||
uint io_sel = (gur->pordevsr & MPC86xx_PORDEVSR_IO_SEL) >> 16;
|
||||
|
||||
if ((io_sel ==2 || io_sel == 3 || io_sel == 5 || io_sel == 6 ||
|
||||
io_sel == 7 || io_sel == 0xf) && !(devdisr & MPC86xx_DEVDISR_PCIEX1)){
|
||||
printf ("PCI-EXPRESS 1: Configured as %s \n",
|
||||
if ((io_sel == 2 || io_sel == 3 || io_sel == 5 || io_sel == 6 ||
|
||||
io_sel == 7 || io_sel == 0xf)
|
||||
&& !(devdisr & MPC86xx_DEVDISR_PCIEX1)) {
|
||||
printf("PCI-EXPRESS 1: Configured as %s \n",
|
||||
pcie1_agent ? "Agent" : "Host");
|
||||
if(pcie1_agent) return; /*Don't scan bus when configured as agent*/
|
||||
printf (" Scanning PCIE bus");
|
||||
debug("0x%08x=0x%08x ", &pcie1->pme_msg_det,pcie1->pme_msg_det);
|
||||
if (pcie1_agent)
|
||||
return; /*Don't scan bus when configured as agent */
|
||||
printf(" Scanning PCIE bus");
|
||||
debug("0x%08x=0x%08x ",
|
||||
&pcie1->pme_msg_det,
|
||||
pcie1->pme_msg_det);
|
||||
if (pcie1->pme_msg_det) {
|
||||
pcie1->pme_msg_det = 0xffffffff;
|
||||
debug (" with errors. Clearing. Now 0x%08x",
|
||||
debug(" with errors. Clearing. Now 0x%08x",
|
||||
pcie1->pme_msg_det);
|
||||
}
|
||||
debug ("\n");
|
||||
}
|
||||
else{
|
||||
debug("\n");
|
||||
} else {
|
||||
printf("PCI-EXPRESS 1 disabled!\n");
|
||||
return;
|
||||
}
|
||||
|
||||
/*set first_bus=0 only skipped B0:D0:F0 which is
|
||||
/*
|
||||
* Set first_bus=0 only skipped B0:D0:F0 which is
|
||||
* a reserved device in M1575, but make it easy for
|
||||
* most of the scan process.
|
||||
*/
|
||||
hose->first_busno = 0x00;
|
||||
hose->last_busno = 0xfe;
|
||||
|
||||
pcie_setup_indirect(hose,
|
||||
(CFG_IMMR+0x8000),
|
||||
(CFG_IMMR+0x8004));
|
||||
pcie_setup_indirect(hose, (CFG_IMMR + 0x8000), (CFG_IMMR + 0x8004));
|
||||
|
||||
pci_hose_read_config_word(hose, PCI_BDF(0,0,0), PCI_COMMAND, &temp16);
|
||||
pci_hose_read_config_word(hose,
|
||||
PCI_BDF(0, 0, 0), PCI_COMMAND, &temp16);
|
||||
temp16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER |
|
||||
PCI_COMMAND_MEMORY | PCI_COMMAND_IO;
|
||||
pci_hose_write_config_word(hose, PCI_BDF(0,0,0), PCI_COMMAND, temp16);
|
||||
pci_hose_write_config_word(hose,
|
||||
PCI_BDF(0, 0, 0), PCI_COMMAND, temp16);
|
||||
|
||||
pci_hose_write_config_word(hose,PCI_BDF(0,0,0), PCI_STATUS, 0xffff);
|
||||
pci_hose_write_config_byte(hose, PCI_BDF(0,0,0), PCI_LATENCY_TIMER, 0x80);
|
||||
pci_hose_write_config_word(hose, PCI_BDF(0, 0, 0), PCI_STATUS, 0xffff);
|
||||
pci_hose_write_config_byte(hose,
|
||||
PCI_BDF(0, 0, 0), PCI_LATENCY_TIMER, 0x80);
|
||||
|
||||
pci_hose_read_config_dword(hose, PCI_BDF(0,0,0), PCI_PRIMARY_BUS, &temp32);
|
||||
pci_hose_read_config_dword(hose, PCI_BDF(0, 0, 0), PCI_PRIMARY_BUS,
|
||||
&temp32);
|
||||
temp32 = (temp32 & 0xff000000) | (0xff) | (0x0 << 8) | (0xfe << 16);
|
||||
pci_hose_write_config_dword(hose, PCI_BDF(0,0,0), PCI_PRIMARY_BUS, temp32);
|
||||
pci_hose_write_config_dword(hose, PCI_BDF(0, 0, 0), PCI_PRIMARY_BUS,
|
||||
temp32);
|
||||
|
||||
pcie1->powar1 = 0;
|
||||
pcie1->powar2 = 0;
|
||||
|
|
@ -131,8 +138,8 @@ pci_mpc86xx_init(struct pci_controller *hose)
|
|||
pci_register_hose(hose);
|
||||
|
||||
hose->last_busno = pci_hose_scan(hose);
|
||||
debug("pcie_mpc86xx_init: last_busno %x\n",hose->last_busno);
|
||||
debug("pcie_mpc86xx init: current_busno %x\n ",hose->current_busno);
|
||||
debug("pcie_mpc86xx_init: last_busno %x\n", hose->last_busno);
|
||||
debug("pcie_mpc86xx init: current_busno %x\n ", hose->current_busno);
|
||||
|
||||
printf("....PCIE1 scan & enumeration done\n");
|
||||
}
|
||||
|
|
|
|||
|
|
@ -28,8 +28,10 @@
|
|||
|
||||
static int
|
||||
indirect_read_config_pcie(struct pci_controller *hose,
|
||||
pci_dev_t dev, int offset,
|
||||
int len,u32 *val)
|
||||
pci_dev_t dev,
|
||||
int offset,
|
||||
int len,
|
||||
u32 *val)
|
||||
{
|
||||
int bus = PCI_BUS(dev);
|
||||
|
||||
|
|
@ -37,10 +39,12 @@ indirect_read_config_pcie(struct pci_controller *hose,
|
|||
u32 temp;
|
||||
|
||||
PEX_FIX;
|
||||
if( bus == 0xff) {
|
||||
PCI_CFG_OUT(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000001);
|
||||
}else {
|
||||
PCI_CFG_OUT(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000000);
|
||||
if (bus == 0xff) {
|
||||
PCI_CFG_OUT(hose->cfg_addr,
|
||||
dev | (offset & 0xfc) | 0x80000001);
|
||||
} else {
|
||||
PCI_CFG_OUT(hose->cfg_addr,
|
||||
dev | (offset & 0xfc) | 0x80000000);
|
||||
}
|
||||
/*
|
||||
* Note: the caller has already checked that offset is
|
||||
|
|
@ -49,13 +53,13 @@ indirect_read_config_pcie(struct pci_controller *hose,
|
|||
/* ERRATA PCI-Ex 12 - Configuration Address/Data Alignment */
|
||||
cfg_data = hose->cfg_data;
|
||||
PEX_FIX;
|
||||
temp = in_le32((u32 *)cfg_data);
|
||||
temp = in_le32((u32 *) cfg_data);
|
||||
switch (len) {
|
||||
case 1:
|
||||
*val = (temp >> (((offset & 3))*8)) & 0xff;
|
||||
*val = (temp >> (((offset & 3)) * 8)) & 0xff;
|
||||
break;
|
||||
case 2:
|
||||
*val = (temp >> (((offset & 3))*8)) & 0xffff;
|
||||
*val = (temp >> (((offset & 3)) * 8)) & 0xffff;
|
||||
break;
|
||||
default:
|
||||
*val = temp;
|
||||
|
|
@ -77,10 +81,12 @@ indirect_write_config_pcie(struct pci_controller *hose,
|
|||
u32 temp;
|
||||
|
||||
PEX_FIX;
|
||||
if( bus == 0xff) {
|
||||
PCI_CFG_OUT(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000001);
|
||||
}else {
|
||||
PCI_CFG_OUT(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000000);
|
||||
if (bus == 0xff) {
|
||||
PCI_CFG_OUT(hose->cfg_addr,
|
||||
dev | (offset & 0xfc) | 0x80000001);
|
||||
} else {
|
||||
PCI_CFG_OUT(hose->cfg_addr,
|
||||
dev | (offset & 0xfc) | 0x80000000);
|
||||
}
|
||||
|
||||
/*
|
||||
|
|
@ -92,23 +98,23 @@ indirect_write_config_pcie(struct pci_controller *hose,
|
|||
switch (len) {
|
||||
case 1:
|
||||
PEX_FIX;
|
||||
temp = in_le32((u32 *)cfg_data);
|
||||
temp = in_le32((u32 *) cfg_data);
|
||||
temp = (temp & ~(0xff << ((offset & 3) * 8))) |
|
||||
(val << ((offset & 3) * 8));
|
||||
PEX_FIX;
|
||||
out_le32((u32 *)cfg_data, temp);
|
||||
out_le32((u32 *) cfg_data, temp);
|
||||
break;
|
||||
case 2:
|
||||
PEX_FIX;
|
||||
temp = in_le32((u32 *)cfg_data);
|
||||
temp = in_le32((u32 *) cfg_data);
|
||||
temp = (temp & ~(0xffff << ((offset & 3) * 8)));
|
||||
temp |= (val << ((offset & 3) * 8)) ;
|
||||
temp |= (val << ((offset & 3) * 8));
|
||||
PEX_FIX;
|
||||
out_le32((u32 *)cfg_data, temp);
|
||||
out_le32((u32 *) cfg_data, temp);
|
||||
break;
|
||||
default:
|
||||
PEX_FIX;
|
||||
out_le32((u32 *)cfg_data, val);
|
||||
out_le32((u32 *) cfg_data, val);
|
||||
break;
|
||||
}
|
||||
PEX_FIX;
|
||||
|
|
@ -122,8 +128,8 @@ indirect_read_config_byte_pcie(struct pci_controller *hose,
|
|||
u8 *val)
|
||||
{
|
||||
u32 val32;
|
||||
indirect_read_config_pcie(hose,dev,offset,1,&val32);
|
||||
*val = (u8)val32;
|
||||
indirect_read_config_pcie(hose, dev, offset, 1, &val32);
|
||||
*val = (u8) val32;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
@ -134,8 +140,8 @@ indirect_read_config_word_pcie(struct pci_controller *hose,
|
|||
u16 *val)
|
||||
{
|
||||
u32 val32;
|
||||
indirect_read_config_pcie(hose,dev,offset,2,&val32);
|
||||
*val = (u16)val32;
|
||||
indirect_read_config_pcie(hose, dev, offset, 2, &val32);
|
||||
*val = (u16) val32;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
@ -145,7 +151,7 @@ indirect_read_config_dword_pcie(struct pci_controller *hose,
|
|||
int offset,
|
||||
u32 *val)
|
||||
{
|
||||
return indirect_read_config_pcie(hose,dev, offset,4,val);
|
||||
return indirect_read_config_pcie(hose, dev, offset, 4, val);
|
||||
}
|
||||
|
||||
static int
|
||||
|
|
@ -154,7 +160,7 @@ indirect_write_config_byte_pcie(struct pci_controller *hose,
|
|||
int offset,
|
||||
u8 val)
|
||||
{
|
||||
return indirect_write_config_pcie(hose,dev, offset,1,(u32)val);
|
||||
return indirect_write_config_pcie(hose, dev, offset, 1, (u32) val);
|
||||
}
|
||||
|
||||
static int
|
||||
|
|
@ -163,7 +169,7 @@ indirect_write_config_word_pcie(struct pci_controller *hose,
|
|||
int offset,
|
||||
unsigned short val)
|
||||
{
|
||||
return indirect_write_config_pcie(hose,dev, offset,2,(u32)val);
|
||||
return indirect_write_config_pcie(hose, dev, offset, 2, (u32) val);
|
||||
}
|
||||
|
||||
static int
|
||||
|
|
@ -172,13 +178,11 @@ indirect_write_config_dword_pcie(struct pci_controller *hose,
|
|||
int offset,
|
||||
u32 val)
|
||||
{
|
||||
return indirect_write_config_pcie(hose,dev, offset,4,val);
|
||||
return indirect_write_config_pcie(hose, dev, offset, 4, val);
|
||||
}
|
||||
|
||||
void
|
||||
pcie_setup_indirect(struct pci_controller* hose,
|
||||
u32 cfg_addr,
|
||||
u32 cfg_data)
|
||||
pcie_setup_indirect(struct pci_controller *hose, u32 cfg_addr, u32 cfg_data)
|
||||
{
|
||||
pci_set_ops(hose,
|
||||
indirect_read_config_byte_pcie,
|
||||
|
|
@ -188,8 +192,8 @@ pcie_setup_indirect(struct pci_controller* hose,
|
|||
indirect_write_config_word_pcie,
|
||||
indirect_write_config_dword_pcie);
|
||||
|
||||
hose->cfg_addr = (unsigned int *) cfg_addr;
|
||||
hose->cfg_data = (unsigned char *) cfg_data;
|
||||
hose->cfg_addr = (unsigned int *)cfg_addr;
|
||||
hose->cfg_data = (unsigned char *)cfg_data;
|
||||
}
|
||||
|
||||
#endif /* CONFIG_PCI */
|
||||
|
|
|
|||
|
|
@ -30,16 +30,16 @@
|
|||
#include <asm/processor.h>
|
||||
|
||||
|
||||
void get_sys_info (sys_info_t *sysInfo)
|
||||
void get_sys_info(sys_info_t *sysInfo)
|
||||
{
|
||||
volatile immap_t *immap = (immap_t *)CFG_IMMR;
|
||||
volatile immap_t *immap = (immap_t *) CFG_IMMR;
|
||||
volatile ccsr_gur_t *gur = &immap->im_gur;
|
||||
uint plat_ratio, e600_ratio;
|
||||
|
||||
plat_ratio = (gur->porpllsr) & 0x0000003e;
|
||||
plat_ratio >>= 1;
|
||||
|
||||
switch(plat_ratio) {
|
||||
switch (plat_ratio) {
|
||||
case 0x0:
|
||||
sysInfo->freqSystemBus = 16 * CONFIG_SYS_CLK_FREQ;
|
||||
break;
|
||||
|
|
@ -68,19 +68,19 @@ void get_sys_info (sys_info_t *sysInfo)
|
|||
sysInfo->freqProcessor = 2 * sysInfo->freqSystemBus;
|
||||
break;
|
||||
case 0x19:
|
||||
sysInfo->freqProcessor = 5 * sysInfo->freqSystemBus/2;
|
||||
sysInfo->freqProcessor = 5 * sysInfo->freqSystemBus / 2;
|
||||
break;
|
||||
case 0x20:
|
||||
sysInfo->freqProcessor = 3 * sysInfo->freqSystemBus;
|
||||
break;
|
||||
case 0x39:
|
||||
sysInfo->freqProcessor = 7 * sysInfo->freqSystemBus/2;
|
||||
sysInfo->freqProcessor = 7 * sysInfo->freqSystemBus / 2;
|
||||
break;
|
||||
case 0x28:
|
||||
sysInfo->freqProcessor = 4 * sysInfo->freqSystemBus;
|
||||
break;
|
||||
case 0x1d:
|
||||
sysInfo->freqProcessor = 9 * sysInfo->freqSystemBus/2;
|
||||
sysInfo->freqProcessor = 9 * sysInfo->freqSystemBus / 2;
|
||||
break;
|
||||
default:
|
||||
sysInfo->freqProcessor = e600_ratio + sysInfo->freqSystemBus;
|
||||
|
|
|
|||
|
|
@ -662,142 +662,140 @@ get_svr:
|
|||
blr
|
||||
|
||||
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/* Function: in8 */
|
||||
/* Description: Input 8 bits */
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: in8
|
||||
* Description: Input 8 bits
|
||||
*/
|
||||
.globl in8
|
||||
in8:
|
||||
lbz r3,0x0000(r3)
|
||||
blr
|
||||
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/* Function: out8 */
|
||||
/* Description: Output 8 bits */
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: out8
|
||||
* Description: Output 8 bits
|
||||
*/
|
||||
.globl out8
|
||||
out8:
|
||||
stb r4,0x0000(r3)
|
||||
blr
|
||||
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/* Function: out16 */
|
||||
/* Description: Output 16 bits */
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: out16
|
||||
* Description: Output 16 bits
|
||||
*/
|
||||
.globl out16
|
||||
out16:
|
||||
sth r4,0x0000(r3)
|
||||
blr
|
||||
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/* Function: out16r */
|
||||
/* Description: Byte reverse and output 16 bits */
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: out16r
|
||||
* Description: Byte reverse and output 16 bits
|
||||
*/
|
||||
.globl out16r
|
||||
out16r:
|
||||
sthbrx r4,r0,r3
|
||||
blr
|
||||
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/* Function: out32 */
|
||||
/* Description: Output 32 bits */
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: out32
|
||||
* Description: Output 32 bits
|
||||
*/
|
||||
.globl out32
|
||||
out32:
|
||||
stw r4,0x0000(r3)
|
||||
blr
|
||||
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/* Function: out32r */
|
||||
/* Description: Byte reverse and output 32 bits */
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: out32r
|
||||
* Description: Byte reverse and output 32 bits
|
||||
*/
|
||||
.globl out32r
|
||||
out32r:
|
||||
stwbrx r4,r0,r3
|
||||
blr
|
||||
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/* Function: in16 */
|
||||
/* Description: Input 16 bits */
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: in16
|
||||
* Description: Input 16 bits
|
||||
*/
|
||||
.globl in16
|
||||
in16:
|
||||
lhz r3,0x0000(r3)
|
||||
blr
|
||||
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/* Function: in16r */
|
||||
/* Description: Input 16 bits and byte reverse */
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: in16r
|
||||
* Description: Input 16 bits and byte reverse
|
||||
*/
|
||||
.globl in16r
|
||||
in16r:
|
||||
lhbrx r3,r0,r3
|
||||
blr
|
||||
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/* Function: in32 */
|
||||
/* Description: Input 32 bits */
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: in32
|
||||
* Description: Input 32 bits
|
||||
*/
|
||||
.globl in32
|
||||
in32:
|
||||
lwz 3,0x0000(3)
|
||||
blr
|
||||
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/* Function: in32r */
|
||||
/* Description: Input 32 bits and byte reverse */
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: in32r
|
||||
* Description: Input 32 bits and byte reverse
|
||||
*/
|
||||
.globl in32r
|
||||
in32r:
|
||||
lwbrx r3,r0,r3
|
||||
blr
|
||||
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/* Function: ppcDcbf */
|
||||
/* Description: Data Cache block flush */
|
||||
/* Input: r3 = effective address */
|
||||
/* Output: none. */
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: ppcDcbf
|
||||
* Description: Data Cache block flush
|
||||
* Input: r3 = effective address
|
||||
* Output: none.
|
||||
*/
|
||||
.globl ppcDcbf
|
||||
ppcDcbf:
|
||||
dcbf r0,r3
|
||||
blr
|
||||
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/* Function: ppcDcbi */
|
||||
/* Description: Data Cache block Invalidate */
|
||||
/* Input: r3 = effective address */
|
||||
/* Output: none. */
|
||||
/*------------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: ppcDcbi
|
||||
* Description: Data Cache block Invalidate
|
||||
* Input: r3 = effective address
|
||||
* Output: none.
|
||||
*/
|
||||
.globl ppcDcbi
|
||||
ppcDcbi:
|
||||
dcbi r0,r3
|
||||
blr
|
||||
|
||||
/*--------------------------------------------------------------------------
|
||||
/*
|
||||
* Function: ppcDcbz
|
||||
* Description: Data Cache block zero.
|
||||
* Input: r3 = effective address
|
||||
* Output: none.
|
||||
*-------------------------------------------------------------------------- */
|
||||
|
||||
*/
|
||||
.globl ppcDcbz
|
||||
ppcDcbz:
|
||||
dcbz r0,r3
|
||||
blr
|
||||
|
||||
/*-------------------------------------------------------------------------- */
|
||||
/* Function: ppcSync */
|
||||
/* Description: Processor Synchronize */
|
||||
/* Input: none. */
|
||||
/* Output: none. */
|
||||
/*-------------------------------------------------------------------------- */
|
||||
/*
|
||||
* Function: ppcSync
|
||||
* Description: Processor Synchronize
|
||||
* Input: none.
|
||||
* Output: none.
|
||||
*/
|
||||
.globl ppcSync
|
||||
ppcSync:
|
||||
sync
|
||||
blr
|
||||
|
||||
/*-----------------------------------------------------------------------*/
|
||||
/*
|
||||
* void relocate_code (addr_sp, gd, addr_moni)
|
||||
*
|
||||
|
|
@ -1205,7 +1203,6 @@ secondary_cpu_setup:
|
|||
bl icache_enable
|
||||
sync
|
||||
|
||||
|
||||
/* TBEN in HID0 */
|
||||
mfspr r4, HID0
|
||||
oris r4, r4, 0x0400
|
||||
|
|
|
|||
|
|
@ -57,21 +57,22 @@ print_backtrace(unsigned long *sp)
|
|||
|
||||
printf("Call backtrace: ");
|
||||
while (sp) {
|
||||
if ((uint)sp > END_OF_MEM)
|
||||
if ((uint) sp > END_OF_MEM)
|
||||
break;
|
||||
|
||||
i = sp[1];
|
||||
if (cnt++ % 7 == 0)
|
||||
printf("\n");
|
||||
printf("%08lX ", i);
|
||||
if (cnt > 32) break;
|
||||
if (cnt > 32)
|
||||
break;
|
||||
sp = (unsigned long *)*sp;
|
||||
}
|
||||
printf("\n");
|
||||
}
|
||||
|
||||
void
|
||||
show_regs(struct pt_regs * regs)
|
||||
show_regs(struct pt_regs *regs)
|
||||
{
|
||||
int i;
|
||||
|
||||
|
|
@ -80,21 +81,19 @@ show_regs(struct pt_regs * regs)
|
|||
regs->nip, regs->xer, regs->link, regs, regs->trap, regs->dar);
|
||||
printf("MSR: %08lx EE: %01x PR: %01x FP:"
|
||||
" %01x ME: %01x IR/DR: %01x%01x\n",
|
||||
regs->msr, regs->msr&MSR_EE ? 1 : 0, regs->msr&MSR_PR ? 1 : 0,
|
||||
regs->msr & MSR_FP ? 1 : 0,regs->msr&MSR_ME ? 1 : 0,
|
||||
regs->msr&MSR_IR ? 1 : 0,
|
||||
regs->msr&MSR_DR ? 1 : 0);
|
||||
regs->msr, regs->msr & MSR_EE ? 1 : 0,
|
||||
regs->msr & MSR_PR ? 1 : 0, regs->msr & MSR_FP ? 1 : 0,
|
||||
regs->msr & MSR_ME ? 1 : 0, regs->msr & MSR_IR ? 1 : 0,
|
||||
regs->msr & MSR_DR ? 1 : 0);
|
||||
|
||||
printf("\n");
|
||||
for (i = 0; i < 32; i++) {
|
||||
if ((i % 8) == 0)
|
||||
{
|
||||
if ((i % 8) == 0) {
|
||||
printf("GPR%02d: ", i);
|
||||
}
|
||||
|
||||
printf("%08lX ", regs->gpr[i]);
|
||||
if ((i % 8) == 7)
|
||||
{
|
||||
if ((i % 8) == 7) {
|
||||
printf("\n");
|
||||
}
|
||||
}
|
||||
|
|
@ -106,7 +105,7 @@ _exception(int signr, struct pt_regs *regs)
|
|||
{
|
||||
show_regs(regs);
|
||||
print_backtrace((unsigned long *)regs->gpr[1]);
|
||||
panic("Exception in kernel pc %lx signal %d",regs->nip,signr);
|
||||
panic("Exception in kernel pc %lx signal %d", regs->nip, signr);
|
||||
}
|
||||
|
||||
void
|
||||
|
|
@ -124,25 +123,25 @@ MachineCheckException(struct pt_regs *regs)
|
|||
}
|
||||
|
||||
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
||||
if (debugger_exception_handler && (*debugger_exception_handler)(regs))
|
||||
if (debugger_exception_handler && (*debugger_exception_handler) (regs))
|
||||
return;
|
||||
#endif
|
||||
|
||||
printf("Machine check in kernel mode.\n");
|
||||
printf("Caused by (from msr): ");
|
||||
printf("regs %p ",regs);
|
||||
switch( regs->msr & 0x000F0000) {
|
||||
case (0x80000000>>12):
|
||||
printf("regs %p ", regs);
|
||||
switch (regs->msr & 0x000F0000) {
|
||||
case (0x80000000 >> 12):
|
||||
printf("Machine check signal - probably due to mm fault\n"
|
||||
"with mmu off\n");
|
||||
break;
|
||||
case (0x80000000>>13):
|
||||
case (0x80000000 >> 13):
|
||||
printf("Transfer error ack signal\n");
|
||||
break;
|
||||
case (0x80000000>>14):
|
||||
case (0x80000000 >> 14):
|
||||
printf("Data parity signal\n");
|
||||
break;
|
||||
case (0x80000000>>15):
|
||||
case (0x80000000 >> 15):
|
||||
printf("Address parity signal\n");
|
||||
break;
|
||||
default:
|
||||
|
|
@ -157,7 +156,7 @@ void
|
|||
AlignmentException(struct pt_regs *regs)
|
||||
{
|
||||
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
||||
if (debugger_exception_handler && (*debugger_exception_handler)(regs))
|
||||
if (debugger_exception_handler && (*debugger_exception_handler) (regs))
|
||||
return;
|
||||
#endif
|
||||
show_regs(regs);
|
||||
|
|
@ -172,17 +171,17 @@ ProgramCheckException(struct pt_regs *regs)
|
|||
int i, j;
|
||||
|
||||
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
||||
if (debugger_exception_handler && (*debugger_exception_handler)(regs))
|
||||
if (debugger_exception_handler && (*debugger_exception_handler) (regs))
|
||||
return;
|
||||
#endif
|
||||
show_regs(regs);
|
||||
|
||||
p = (unsigned char *) ((unsigned long)p & 0xFFFFFFE0);
|
||||
p = (unsigned char *)((unsigned long)p & 0xFFFFFFE0);
|
||||
p -= 32;
|
||||
for (i = 0; i < 256; i+=16) {
|
||||
printf("%08x: ", (unsigned int)p+i);
|
||||
for (i = 0; i < 256; i += 16) {
|
||||
printf("%08x: ", (unsigned int)p + i);
|
||||
for (j = 0; j < 16; j++) {
|
||||
printf("%02x ", p[i+j]);
|
||||
printf("%02x ", p[i + j]);
|
||||
}
|
||||
printf("\n");
|
||||
}
|
||||
|
|
@ -195,7 +194,7 @@ void
|
|||
SoftEmuException(struct pt_regs *regs)
|
||||
{
|
||||
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
||||
if (debugger_exception_handler && (*debugger_exception_handler)(regs))
|
||||
if (debugger_exception_handler && (*debugger_exception_handler) (regs))
|
||||
return;
|
||||
#endif
|
||||
show_regs(regs);
|
||||
|
|
@ -203,12 +202,11 @@ SoftEmuException(struct pt_regs *regs)
|
|||
panic("Software Emulation Exception");
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
UnknownException(struct pt_regs *regs)
|
||||
{
|
||||
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
||||
if (debugger_exception_handler && (*debugger_exception_handler)(regs))
|
||||
if (debugger_exception_handler && (*debugger_exception_handler) (regs))
|
||||
return;
|
||||
#endif
|
||||
printf("Bad trap at PC: %lx, SR: %lx, vector=%lx\n",
|
||||
|
|
@ -216,36 +214,13 @@ UnknownException(struct pt_regs *regs)
|
|||
_exception(0, regs);
|
||||
}
|
||||
|
||||
/* Probe an address by reading. If not present, return -1, otherwise
|
||||
* return 0.
|
||||
/*
|
||||
* Probe an address by reading.
|
||||
* If not present, return -1,
|
||||
* otherwise return 0.
|
||||
*/
|
||||
int
|
||||
addr_probe(uint *addr)
|
||||
{
|
||||
#if 0
|
||||
int retval;
|
||||
|
||||
__asm__ __volatile__( \
|
||||
"1: lwz %0,0(%1)\n" \
|
||||
" eieio\n" \
|
||||
" li %0,0\n" \
|
||||
"2:\n" \
|
||||
".section .fixup,\"ax\"\n" \
|
||||
"3: li %0,-1\n" \
|
||||
" b 2b\n" \
|
||||
".section __ex_table,\"a\"\n" \
|
||||
" .align 2\n" \
|
||||
" .long 1b,3b\n" \
|
||||
".text" \
|
||||
: "=r" (retval) : "r"(addr));
|
||||
|
||||
return (retval);
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue