#endif
-int checkcpu (void)
+int
+checkcpu(void)
{
sys_info_t sysinfo;
uint pvr, svr;
switch (ver) {
case PVR_VER(PVR_86xx):
- puts("E600");
- break;
+ puts("E600");
+ break;
default:
- puts("Unknown");
- break;
+ puts("Unknown");
+ break;
}
printf(", Version: %d.%d, (0x%08x)\n", major, minor, pvr);
puts(" System: ");
switch (ver) {
case SVR_8641:
- puts("8641");
- break;
+ puts("8641");
+ break;
case SVR_8641D:
puts("8641D");
break;
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;
+ lcrr = lbc->lcrr;
}
#endif
clkdiv = lcrr & 0x0f;
{
#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");
#endif /* !CONFIG_MPC8641HPCN */
- while(1); /* not reached */
+ while (1) ; /* not reached */
}
#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;
+ sys_info_t sys_info;
get_sys_info(&sys_info);
return (sys_info.freqSystemBus + 3L) / 4L;
#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;
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;
#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;
#if defined(CONFIG_MPC86XX_TSEC4)
p = ft_get_prop(blob, "/" OF_SOC "/ethernet@27000/mac-address", &len);
- memcpy(p, bd->bi_enet3addr, 6);
+ memcpy(p, bd->bi_enet3addr, 6);
#endif
}
void cpu_init_f(void)
{
- DECLARE_GLOBAL_DATA_PTR;
+ DECLARE_GLOBAL_DATA_PTR;
volatile immap_t *immap = (immap_t *)CFG_IMMR;
volatile ccsr_lbc_t *memctl = &immap->im_lbc;
- /* Pointer is writable since we allocated a register for it */
+ /* Pointer is writable since we allocated a register for it */
gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
/* Clear initial global data */
/* enable the timebase bit in HID0 */
set_hid0(get_hid0() | 0x4000000);
- /* enable SYNCBE | ABE bits in HID1 */
- set_hid1(get_hid1() | 0x00000C00);
+ /* enable SYNCBE | ABE bits in HID1 */
+ set_hid1(get_hid1() | 0x00000C00);
}
/*
writeb(0x3f, I2CFDR);
/* set default filter */
- writeb(0x10,I2CDFSRR);
+ writeb(0x10, I2CDFSRR);
/* write slave address */
writeb(slaveadd, I2CADR);
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) {
i2c_wait(int write)
{
u32 csr;
- ulong timeval = get_timer (0);
+ ulong timeval = get_timer(0);
do {
csr = readb(I2CCSR);
return -1;
}
- if (!(csr & MPC86xx_I2CSR_MCF)) {
+ if (!(csr & MPC86xx_I2CSR_MCF)) {
debug("i2c_wait: unfinished\n");
return -1;
}
}
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),
}
static __inline__ int
-__i2c_write (u8 *data, int length)
+__i2c_write(u8 *data, int length)
{
int i;
}
static __inline__ int
-__i2c_read (u8 *data, int length)
+__i2c_read(u8 *data, int length)
{
int i;
/* 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)
}
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;
}
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;
return !(i == length);
}
-int i2c_probe (uchar chip)
+int
+i2c_probe(uchar chip)
{
int tmp;
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];
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);
}
unsigned long timestamp;
-static __inline__ unsigned long get_msr (void)
+static __inline__ unsigned long get_msr(void)
{
unsigned long msr;
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;
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++;
* 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 ();
-#endif /* CONFIG_WATCHDOG || CONFIG_HW_WATCHDOG */
+ 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;
}
* 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;
}
/*
* Handle external interrupts
*/
-void
-external_interrupt(struct pt_regs *regs)
+void external_interrupt(struct pt_regs *regs)
{
puts("external_interrupt (oops!)\n");
}
-
-
-
-
-
-
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;
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",
- 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 ((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->pme_msg_det) {
pcie1->pme_msg_det = 0xffffffff;
- debug (" with errors. Clearing. Now 0x%08x",
- pcie1->pme_msg_det);
+ 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_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_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;
pcie1->piwar1 = 0;
pcie1->piwar1 = 0;
- pcie1->powbar1 = (CFG_PCI1_MEM_BASE >> 12) & 0x000fffff;
- pcie1->powar1 = 0x8004401c; /* 512M MEM space */
- pcie1->potar1 = (CFG_PCI1_MEM_BASE >> 12) & 0x000fffff;
- pcie1->potear1 = 0x00000000;
+ pcie1->powbar1 = (CFG_PCI1_MEM_BASE >> 12) & 0x000fffff;
+ pcie1->powar1 = 0x8004401c; /* 512M MEM space */
+ pcie1->potar1 = (CFG_PCI1_MEM_BASE >> 12) & 0x000fffff;
+ pcie1->potear1 = 0x00000000;
- pcie1->powbar2 = (CFG_PCI1_IO_BASE >> 12) & 0x000fffff;
- pcie1->powar2 = 0x80088017; /* 16M IO space */
- pcie1->potar2 = 0x00000000;
- pcie1->potear2 = 0x00000000;
+ pcie1->powbar2 = (CFG_PCI1_IO_BASE >> 12) & 0x000fffff;
+ pcie1->powar2 = 0x80088017; /* 16M IO space */
+ pcie1->potar2 = 0x00000000;
+ pcie1->potear2 = 0x00000000;
pcie1->pitar1 = 0x00000000;
pcie1->piwbar1 = 0x00000000;
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");
}
-#endif /* CONFIG_PCI */
+#endif /* CONFIG_PCI */
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);
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
/* 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;
static int
indirect_write_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);
volatile unsigned char *cfg_data;
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);
}
/*
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));
+ (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;
static int
indirect_read_config_byte_pcie(struct pci_controller *hose,
- pci_dev_t dev,
- int offset,
- u8 *val)
+ pci_dev_t dev,
+ int offset,
+ 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;
}
static int
indirect_read_config_word_pcie(struct pci_controller *hose,
- pci_dev_t dev,
- int offset,
- u16 *val)
+ pci_dev_t dev,
+ int offset,
+ 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;
}
static int
indirect_read_config_dword_pcie(struct pci_controller *hose,
- pci_dev_t dev,
- int offset,
- u32 *val)
+ pci_dev_t dev,
+ 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
indirect_write_config_byte_pcie(struct pci_controller *hose,
- pci_dev_t dev,
- int offset,
- u8 val)
+ pci_dev_t dev,
+ 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
indirect_write_config_word_pcie(struct pci_controller *hose,
- pci_dev_t dev,
- int offset,
- unsigned short val)
+ pci_dev_t dev,
+ 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
indirect_write_config_dword_pcie(struct pci_controller *hose,
- pci_dev_t dev,
- int offset,
- u32 val)
+ pci_dev_t dev,
+ 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,
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 */
+#endif /* CONFIG_PCI */
#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;
sysInfo->freqSystemBus = plat_ratio * CONFIG_SYS_CLK_FREQ;
break;
default:
- sysInfo->freqSystemBus = 0;
+ sysInfo->freqSystemBus = 0;
break;
}
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;
* r4 - 2nd arg to board_init(): boot flag
*/
.text
- .long 0x27051956 /* U-Boot Magic Number */
+ .long 0x27051956 /* U-Boot Magic Number */
.globl version_string
version_string:
.ascii U_BOOT_VERSION
.globl _start_warm
_start_warm:
- li r21, BOOTFLAG_WARM /* Software reboot */
+ li r21, BOOTFLAG_WARM /* Software reboot */
b boot_warm
sync
boot_warm:
/* if this is a multi-core system we need to check which cpu
- * this is, if it is not cpu 0 send the cpu to the linux reset
+ * this is, if it is not cpu 0 send the cpu to the linux reset
* vector */
#if (CONFIG_NUM_CPUS > 1)
mfspr r0, MSSCR0
bl secondary_cpu_setup
#endif
-
+
/* disable everything */
1: li r0, 0
mtspr HID0, r0
mtmsr 0
bl invalidate_bats
sync
-
+
#ifdef CFG_L2
/* init the L2 cache */
addis r3, r0, L2_INIT@h
ori r3, r3, L2_INIT@l
- mtspr l2cr, r3
+ mtspr l2cr, r3
/* invalidate the L2 cache */
bl l2cache_invalidate
sync
#endif
-
+
/*
* Calculate absolute address in FLASH and jump there
*------------------------------------------------------*/
/* enable extended addressing */
bl enable_ext_addr
-
+
/* setup the bats */
bl setup_bats
sync
/* setup ccsrbar */
bl setup_ccsrbar
#endif
-
+
/* Fix for SMP linux - Changing arbitration to round-robin */
lis r3, CFG_CCSRBAR@h
ori r3, r3, 0x1000
stw r4, 0(r3)
sync
#endif
-#if 1
+#if 1
/* make sure timer enabled in guts register too */
lis r3, CFG_CCSRBAR@h
oris r3,r3, 0xE
ori r5,r5,0x5FFF
and r4,r4,r5
stw r4,0(r3)
-#endif
+#endif
/*
* Cache must be enabled here for stack-in-cache trick.
* This means we need to enable the BATS.
/* enable and invalidate the data cache */
/* bl l1dcache_enable */
- bl dcache_enable
+ bl dcache_enable
sync
#if 1
bl icache_enable
#endif
-
+
#ifdef CFG_INIT_RAM_LOCK
bl lock_ram_in_cache
sync
bl cpu_init_f
sync
-#ifdef RUN_DIAG
+#ifdef RUN_DIAG
/* Sri: Code to run the diagnostic automatically */
/* Branch to diagnostic */
blr
-
-diag_done:
-#endif
+
+diag_done:
+#endif
/* bl l2cache_enable*/
mr r3, r21
.globl invalidate_bats
invalidate_bats:
-
+
/* invalidate BATs */
mtspr IBAT0U, r0
mtspr IBAT1U, r0
isync
sync
blr
-
-
+
+
/* setup_bats - set them up to some initial state */
.globl setup_bats
setup_bats:
-
+
addis r0, r0, 0x0000
/* IBAT 0 */
mtspr DBAT7U, r3
isync
-1:
+1:
addis r3, 0, 0x0000
addis r5, 0, 0x4 /* upper bound of 0x00040000 for 7400/750 */
isync
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)
*
#if (CFG_CCSRBAR_DEFAULT != CFG_CCSRBAR)
.globl setup_ccsrbar
-setup_ccsrbar:
+setup_ccsrbar:
/* Special sequence needed to update CCSRBAR itself */
lis r4, CFG_CCSRBAR_DEFAULT@h
ori r4, r4, CFG_CCSRBAR_DEFAULT@l
lis r3, CFG_CCSRBAR@h
lwz r5, CFG_CCSRBAR@l(r3)
isync
-
+
blr
#endif
-
+
#ifdef CFG_INIT_RAM_LOCK
lock_ram_in_cache:
/* Allocate Initial RAM in data cache.
isync
blr
#endif
-
+
.globl unlock_ram_in_cache
unlock_ram_in_cache:
/* invalidate the INIT_RAM section */
sync
blr
#endif
-#if 0
+#if 0
/* Unlock the first way of the data cache */
mfspr r0, LDSTCR
li r3,0x0080
* from Linux. We'll do some basic cpu init and then pass
* it to the Linux Reset Vector.
* Sri: Much of this initialization is not required. Linux
- * rewrites the bats, and the sprs and also enables the L1 cache.
+ * rewrites the bats, and the sprs and also enables the L1 cache.
*/
#if (CONFIG_NUM_CPUS > 1)
.globl secondary_cpu_setup
-secondary_cpu_setup:
+secondary_cpu_setup:
/* Do only core setup on all cores except cpu0 */
bl invalidate_bats
sync
bl enable_ext_addr
-
+
#ifdef CFG_L2
/* init the L2 cache */
addis r3, r0, L2_INIT@h
/* enable and invalidate the instruction cache*/
bl icache_enable
sync
-
/* TBEN in HID0 */
mfspr r4, HID0
- oris r4, r4, 0x0400
+ oris r4, r4, 0x0400
mtspr HID0, r4
sync
isync
-
+
/*SYNCBE|ABE in HID1*/
mfspr r4, HID1
- ori r4, r4, 0x0C00
+ ori r4, r4, 0x0C00
mtspr HID1, r4
sync
isync
-
+
lis r3, CONFIG_LINUX_RESET_VEC@h
ori r3, r3, CONFIG_LINUX_RESET_VEC@l
mtlr r3
blr
-
- /* Never Returns, Running in Linux Now */
+
+ /* Never Returns, Running in Linux Now */
#endif
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;
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)
- {
+ for (i = 0; i < 32; i++) {
+ if ((i % 8) == 0) {
printf("GPR%02d: ", i);
}
printf("%08lX ", regs->gpr[i]);
- if ((i % 8) == 7)
- {
+ if ((i % 8) == 7) {
printf("\n");
}
}
{
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
}
#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");
+ "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:
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);
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");
}
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);
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",
_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;
}
-
-
-
-
-
-
projects / u-boot / commitdiff