From f082d1fddf936c406eed2eeeeef89972cf64bd22 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 4 Jun 2007 09:46:30 +0000 Subject: [PATCH] add ar7-2.6 fixes by Stefan Weil SVN-Revision: 7487 --- .../linux/ar7-2.6/files/arch/mips/ar7/clock.c | 12 +++++---- .../linux/ar7-2.6/files/arch/mips/ar7/irq.c | 21 ++++++++------- .../linux/ar7-2.6/files/arch/mips/ar7/prom.c | 1 - .../linux/ar7-2.6/files/arch/mips/ar7/vlynq.c | 5 ++-- .../linux/ar7-2.6/files/drivers/net/cpmac.c | 26 +++++++++++++++++-- .../files/include/asm-mips/ar7/spaces.h | 4 +-- .../ar7-2.6/patches/100-board_support.patch | 3 ++- .../generic-2.6/patches/011-mips_boot.patch | 8 +++++- 8 files changed, 56 insertions(+), 24 deletions(-) diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/clock.c b/target/linux/ar7-2.6/files/arch/mips/ar7/clock.c index 04b49cc106..43e36ec902 100644 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/clock.c +++ b/target/linux/ar7-2.6/files/arch/mips/ar7/clock.c @@ -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; diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/irq.c b/target/linux/ar7-2.6/files/arch/mips/ar7/irq.c index 542a57a24a..1a09aedc1a 100644 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/irq.c +++ b/target/linux/ar7-2.6/files/arch/mips/ar7/irq.c @@ -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; diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/prom.c b/target/linux/ar7-2.6/files/arch/mips/ar7/prom.c index 20926c67eb..38037dd337 100644 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/prom.c +++ b/target/linux/ar7-2.6/files/arch/mips/ar7/prom.c @@ -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 diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/vlynq.c b/target/linux/ar7-2.6/files/arch/mips/ar7/vlynq.c index c491020820..06097556d2 100644 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/vlynq.c +++ b/target/linux/ar7-2.6/files/arch/mips/ar7/vlynq.c @@ -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; } diff --git a/target/linux/ar7-2.6/files/drivers/net/cpmac.c b/target/linux/ar7-2.6/files/drivers/net/cpmac.c index e0c49b7083..1be7cb8ddd 100644 --- a/target/linux/ar7-2.6/files/drivers/net/cpmac.c +++ b/target/linux/ar7-2.6/files/drivers/net/cpmac.c @@ -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); diff --git a/target/linux/ar7-2.6/files/include/asm-mips/ar7/spaces.h b/target/linux/ar7-2.6/files/include/asm-mips/ar7/spaces.h index 4e082f824f..f4d1237925 100644 --- a/target/linux/ar7-2.6/files/include/asm-mips/ar7/spaces.h +++ b/target/linux/ar7-2.6/files/include/asm-mips/ar7/spaces.h @@ -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. diff --git a/target/linux/ar7-2.6/patches/100-board_support.patch b/target/linux/ar7-2.6/patches/100-board_support.patch index b22d1a3644..1fa263043a 100644 --- a/target/linux/ar7-2.6/patches/100-board_support.patch +++ b/target/linux/ar7-2.6/patches/100-board_support.patch @@ -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 diff --git a/target/linux/generic-2.6/patches/011-mips_boot.patch b/target/linux/generic-2.6/patches/011-mips_boot.patch index 4aa80e0fbb..6b3ebf74d9 100644 --- a/target/linux/generic-2.6/patches/011-mips_boot.patch +++ b/target/linux/generic-2.6/patches/011-mips_boot.patch @@ -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) -- 2.25.1