add ar7-2.6 fixes by Stefan Weil

SVN-Revision: 7487
This commit is contained in:
Felix Fietkau 2007-06-04 09:46:30 +00:00
parent f9699632f1
commit f082d1fddf
8 changed files with 56 additions and 24 deletions

View file

@ -174,10 +174,12 @@ static int tnetd7300_get_clock(u32 shift, struct tnetd7300_clock *clock,
{
int product;
int base_clock = ar7_ref_clock;
int prediv = ((clock->ctrl & PREDIV_MASK) >> PREDIV_SHIFT) + 1;
int postdiv = (clock->ctrl & POSTDIV_MASK) + 1;
u32 ctrl = clock->ctrl;
u32 pll = clock->pll;
int prediv = ((ctrl & PREDIV_MASK) >> PREDIV_SHIFT) + 1;
int postdiv = (ctrl & POSTDIV_MASK) + 1;
int divisor = prediv * postdiv;
int mul = ((clock->pll & MUL_MASK) >> MUL_SHIFT) + 1;
int mul = ((pll & MUL_MASK) >> MUL_SHIFT) + 1;
switch ((*bootcr & (BOOT_PLL_SOURCE_MASK << shift)) >> shift) {
case BOOT_PLL_SOURCE_BUS:
@ -197,10 +199,10 @@ static int tnetd7300_get_clock(u32 shift, struct tnetd7300_clock *clock,
if (*bootcr & BOOT_PLL_BYPASS)
return base_clock / divisor;
if ((clock->pll & PLL_MODE_MASK) == 0)
if ((pll & PLL_MODE_MASK) == 0)
return (base_clock >> (mul / 16 + 1)) / divisor;
if ((clock->pll & (PLL_NDIV | PLL_DIV)) == (PLL_NDIV | PLL_DIV)) {
if ((pll & (PLL_NDIV | PLL_DIV)) == (PLL_NDIV | PLL_DIV)) {
product = (mul & 1) ?
(base_clock * mul) >> 1 :
(base_clock * (mul - 1)) >> 2;

View file

@ -33,17 +33,17 @@
#define REG_OFFSET(irq, reg) ((irq) / 32 * 0x4 + reg * 0x10)
#define SEC_REG_OFFSET(reg) (EXCEPT_OFFSET + reg * 0x8)
#define SR_OFFSET (SEC_REG_OFFSET(0))
#define CR_OFFSET(irq) (REG_OFFSET(irq, 1))
#define SEC_CR_OFFSET (SEC_REG_OFFSET(1))
#define ESR_OFFSET(irq) (REG_OFFSET(irq, 2))
#define SEC_ESR_OFFSET (SEC_REG_OFFSET(2))
#define ECR_OFFSET(irq) (REG_OFFSET(irq, 3))
#define SEC_ECR_OFFSET (SEC_REG_OFFSET(3))
#define SEC_SR_OFFSET (SEC_REG_OFFSET(0)) /* 0x80 */
#define CR_OFFSET(irq) (REG_OFFSET(irq, 1)) /* 0x10 */
#define SEC_CR_OFFSET (SEC_REG_OFFSET(1)) /* 0x88 */
#define ESR_OFFSET(irq) (REG_OFFSET(irq, 2)) /* 0x20 */
#define SEC_ESR_OFFSET (SEC_REG_OFFSET(2)) /* 0x90 */
#define ECR_OFFSET(irq) (REG_OFFSET(irq, 3)) /* 0x30 */
#define SEC_ECR_OFFSET (SEC_REG_OFFSET(3)) /* 0x98 */
#define PIR_OFFSET (0x40)
#define MSR_OFFSET (0x44)
#define PM_OFFSET(irq) (REG_OFFSET(irq, 5))
#define TM_OFFSET(irq) (REG_OFFSET(irq, 6))
#define PM_OFFSET(irq) (REG_OFFSET(irq, 5)) /* 0x50 */
#define TM_OFFSET(irq) (REG_OFFSET(irq, 6)) /* 0x60 */
#define REG(addr) (*(volatile u32 *)(KSEG1ADDR(AR7_REGS_IRQ) + addr))
@ -59,6 +59,7 @@ static void ar7_irq_init(int base);
static int ar7_irq_base;
static struct irq_chip ar7_irq_type = {
.typename = "AR7",
.name = "AR7",
.unmask = ar7_unmask_irq,
.mask = ar7_mask_irq,
@ -174,7 +175,7 @@ static irqreturn_t ar7_secondary_cascade(int interrupt, void *dev)
int irq = 0, i;
unsigned long status;
status = REG(SR_OFFSET);
status = REG(SEC_SR_OFFSET);
if (unlikely(!status)) {
spurious_interrupt();
return IRQ_NONE;

View file

@ -246,7 +246,6 @@ static void __init console_config(void)
#ifdef CONFIG_KGDB
strcat(prom_getcmdline(), " console=kgdb");
prom_printf("Please connect GDB to this port\n");
kgdb_enabled = 1;
return;
#endif

View file

@ -196,10 +196,11 @@ static irqreturn_t vlynq_irq(int irq, void *dev_id)
}
static struct irq_chip vlynq_irq_chip = {
.typename = "VLYNQ",
.name = "vlynq",
.unmask = vlynq_irq_unmask,
.mask = vlynq_irq_mask,
.set_type = vlynq_irq_type,
.set_type = vlynq_irq_type,
};
static int vlynq_setup_irq(struct vlynq_device *dev)
@ -235,7 +236,7 @@ static int vlynq_setup_irq(struct vlynq_device *dev)
dev->remote->int_device[i >> 2] = 0;
}
if (request_irq(dev->irq, vlynq_irq, SA_SHIRQ, "AR7 VLYNQ", dev)) {
if (request_irq(dev->irq, vlynq_irq, SA_SHIRQ, "vlynq", dev)) {
printk("%s: request_irq failed\n", dev->dev.bus_id);
return -EAGAIN;
}

View file

@ -223,6 +223,7 @@ static void cpmac_hw_init(struct net_device *dev);
static int cpmac_stop(struct net_device *dev);
static int cpmac_open(struct net_device *dev);
#undef CPMAC_DEBUG
#define CPMAC_LOW_THRESH 32
#define CPMAC_ALLOC_SIZE 64
#define CPMAC_SKB_SIZE 1518
@ -238,6 +239,18 @@ static void cpmac_dump_regs(u32 *base, int count)
}
printk("\n");
}
static const char *cpmac_dump_buf(const uint8_t * buf, unsigned size)
{
static char buffer[3 * 25 + 1];
char *p = &buffer[0];
if (size > 20)
size = 20;
while (size-- > 0) {
p += sprintf(p, " %02x", *buf++);
}
return buffer;
}
#endif
static int cpmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum)
@ -446,7 +459,11 @@ static void cpmac_rx(struct net_device *dev)
desc = priv->rx_head;
dma_cache_inv((u32)desc, 16);
#ifdef CPMAC_DEBUG
printk(KERN_DEBUG "%s: len=%d, %s\n", __func__, pkt->datalen,
cpmac_dump_buf(data, pkt->datalen));
#endif
while ((desc->dataflags & CPMAC_OWN) == 0) {
skb = cpmac_rx_one(dev, priv, desc);
if (likely(skb)) {
@ -558,6 +575,9 @@ static int cpmac_start_xmit(struct sk_buff *skb, struct net_device *dev)
struct cpmac_priv *priv = netdev_priv(dev);
len = skb->len;
#ifdef CPMAC_DEBUG
printk(KERN_DEBUG "%s: len=%d\n", __func__, len); //cpmac_dump_buf(const uint8_t * buf, unsigned size)
#endif
if (unlikely(len < ETH_ZLEN)) {
if (unlikely(skb_padto(skb, ETH_ZLEN))) {
if (printk_ratelimit())
@ -689,7 +709,9 @@ static irqreturn_t cpmac_irq(int irq, void *dev_id)
priv->regs->mac_eoi_vector = 0;
if (unlikely(status & (INTST_HOST | INTST_STATUS))) {
printk(KERN_ERR "%s: hw error, resetting...\n", dev->name);
if (printk_ratelimit()) {
printk(KERN_ERR "%s: hw error, resetting...\n", dev->name);
}
spin_lock(&priv->lock);
phy_stop(priv->phy);
cpmac_reset(dev);

View file

@ -19,8 +19,8 @@
* This handles the memory map.
* We handle pages at KSEG0 for kernels with 32 bit address space.
*/
#define PAGE_OFFSET 0x80000000UL
#define PHYS_OFFSET 0x14000000UL
#define PAGE_OFFSET 0x94000000UL
#define PHYS_OFFSET 0x14000000UL
/*
* Memory above this physical address will be considered highmem.

View file

@ -1,7 +1,7 @@
diff -Nru linux-2.6.19.2/arch/mips/Kconfig linux-ar7/arch/mips/Kconfig
--- linux-2.6.19.2/arch/mips/Kconfig 2006-12-12 02:32:53.000000000 +0700
+++ linux-ar7/arch/mips/Kconfig 2007-01-29 21:52:21.000000000 +0700
@@ -12,6 +12,19 @@
@@ -16,6 +16,20 @@
prompt "System type"
default SGI_IP22
@ -13,6 +13,7 @@ diff -Nru linux-2.6.19.2/arch/mips/Kconfig linux-ar7/arch/mips/Kconfig
+ select IRQ_CPU
+ select SWAP_IO_SPACE
+ select SYS_HAS_CPU_MIPS32_R1
+ select SYS_HAS_EARLY_PRINTK
+ select SYS_SUPPORTS_32BIT_KERNEL
+ select SYS_SUPPORTS_LITTLE_ENDIAN
+ select NEED_MULTIPLE_NODES

View file

@ -1,7 +1,7 @@
diff -urN linux-2.6.21.1.old/arch/mips/kernel/head.S linux-2.6.21.1.dev/arch/mips/kernel/head.S
--- linux-2.6.21.1.old/arch/mips/kernel/head.S 2007-04-27 23:49:26.000000000 +0200
+++ linux-2.6.21.1.dev/arch/mips/kernel/head.S 2007-05-26 19:46:49.061952736 +0200
@@ -129,6 +129,10 @@
@@ -129,11 +129,15 @@
#endif
.endm
@ -12,3 +12,9 @@ diff -urN linux-2.6.21.1.old/arch/mips/kernel/head.S linux-2.6.21.1.dev/arch/mip
/*
* Reserved space for exception handlers.
* Necessary for machines which link their kernels at KSEG0.
*/
- .fill 0x400
+ .align 10
EXPORT(stext) # used for profiling
EXPORT(_stext)