diff options
Diffstat (limited to 'target/linux/ar71xx/patches-2.6.26')
13 files changed, 527 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-2.6.26/001-ar71xx_core.patch b/target/linux/ar71xx/patches-2.6.26/001-ar71xx_core.patch new file mode 100644 index 0000000000..229387c1ab --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/001-ar71xx_core.patch @@ -0,0 +1,61 @@ +--- a/arch/mips/Makefile ++++ b/arch/mips/Makefile +@@ -597,6 +597,13 @@ + cflags-$(CONFIG_TOSHIBA_RBTX4938) += -Iinclude/asm-mips/mach-tx49xx + load-$(CONFIG_TOSHIBA_RBTX4938) += 0xffffffff80100000 + ++# ++# Atheros AR71xx ++# ++core-$(CONFIG_ATHEROS_AR71XX) += arch/mips/ar71xx/ ++cflags-$(CONFIG_ATHEROS_AR71XX) += -Iinclude/asm-mips/mach-ar71xx ++load-$(CONFIG_ATHEROS_AR71XX) += 0xffffffff80060000 ++ + # temporary until string.h is fixed + cflags-y += -ffreestanding + +--- a/include/asm-mips/bootinfo.h ++++ b/include/asm-mips/bootinfo.h +@@ -79,6 +79,15 @@ + #define MACH_LASAT_200 1 /* Masquerade PRO/SP200 */ + + /* ++ * Valid machtype for Atheros AR71xx based boards ++ */ ++#define MACH_AR71XX_GENERIC 0 ++#define MACH_AR71XX_WP543 1 /* Compex WP543 */ ++#define MACH_AR71XX_RB_411 2 /* MikroTik RouterBOARD 411 */ ++#define MACH_AR71XX_RB_433 3 /* MikroTik RouterBOARD 433/433AH */ ++#define MACH_AR71XX_RB_450 4 /* MikroTik RouterBOARD 450 */ ++ ++/* + * Valid machtype for group NEC EMMA2RH + */ + #define MACH_NEC_MARKEINS 0 /* NEC EMMA2RH Mark-eins */ +--- a/arch/mips/Kconfig ++++ b/arch/mips/Kconfig +@@ -21,6 +21,24 @@ + config MACH_ALCHEMY + bool "Alchemy processor based machines" + ++config ATHEROS_AR71XX ++ bool "Atheros AR71xx based boards" ++ select CEVT_R4K ++ select CSRC_R4K ++ select DMA_NONCOHERENT ++ select HW_HAS_PCI ++ select IRQ_CPU ++ select GENERIC_GPIO ++ select HAVE_GPIO_LIB ++ select SYS_HAS_CPU_MIPS32_R1 ++ select SYS_HAS_CPU_MIPS32_R2 ++ select SYS_SUPPORTS_32BIT_KERNEL ++ select SYS_SUPPORTS_BIG_ENDIAN ++ select SYS_HAS_EARLY_PRINTK ++ select MIPS_MACHINE ++ help ++ Support for Atheros AR71xx based boards. ++ + config BASLER_EXCITE + bool "Basler eXcite smart camera" + select CEVT_R4K diff --git a/target/linux/ar71xx/patches-2.6.26/002-ar71xx_pci.patch b/target/linux/ar71xx/patches-2.6.26/002-ar71xx_pci.patch new file mode 100644 index 0000000000..8ae604a243 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/002-ar71xx_pci.patch @@ -0,0 +1,10 @@ +--- a/arch/mips/pci/Makefile ++++ b/arch/mips/pci/Makefile +@@ -15,6 +15,7 @@ + obj-$(CONFIG_PCI_VR41XX) += ops-vr41xx.o pci-vr41xx.o + obj-$(CONFIG_NEC_CMBVR4133) += fixup-vr4133.o + obj-$(CONFIG_MARKEINS) += ops-emma2rh.o pci-emma2rh.o fixup-emma2rh.o ++obj-$(CONFIG_ATHEROS_AR71XX) += pci-ar71xx.o + + # + # These are still pretty much in the old state, watch, go blind. diff --git a/target/linux/ar71xx/patches-2.6.26/003-ar71xx_usb_host.patch b/target/linux/ar71xx/patches-2.6.26/003-ar71xx_usb_host.patch new file mode 100644 index 0000000000..99b283f8f9 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/003-ar71xx_usb_host.patch @@ -0,0 +1,70 @@ +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -81,6 +81,12 @@ + depends on USB_EHCI_HCD && (440EPX || ARCH_IXP4XX) + default y + ++config USB_EHCI_AR71XX ++ bool "USB EHCI support for AR71xx" ++ depends on USB_EHCI_HCD && ATHEROS_AR71XX ++ help ++ Support for Atheros AR71xx built-in EHCI controller ++ + config USB_EHCI_FSL + bool "Support for Freescale on-chip EHCI USB controller" + depends on USB_EHCI_HCD && FSL_SOC +@@ -152,6 +158,12 @@ + To compile this driver as a module, choose M here: the + module will be called ohci-hcd. + ++config USB_OHCI_AR71XX ++ bool "USB OHCI support for Atheros AR71xx" ++ depends on USB_OHCI_HCD && ATHEROS_AR71XX ++ help ++ Support for Atheros AR71xx built-in OHCI controller ++ + config USB_OHCI_HCD_PPC_SOC + bool "OHCI support for on-chip PPC USB controller" + depends on USB_OHCI_HCD && (STB03xxx || PPC_MPC52xx) +--- a/drivers/usb/host/ehci-hcd.c ++++ b/drivers/usb/host/ehci-hcd.c +@@ -1034,6 +1034,11 @@ + #define PLATFORM_DRIVER ixp4xx_ehci_driver + #endif + ++#ifdef CONFIG_USB_EHCI_AR71XX ++#include "ehci-ar71xx.c" ++#define PLATFORM_DRIVER ehci_hcd_ar71xx_driver ++#endif ++ + #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \ + !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) + #error "missing bus glue for ehci-hcd" +--- a/drivers/usb/host/ohci.h ++++ b/drivers/usb/host/ohci.h +@@ -538,6 +538,11 @@ + #define writel_be(val, addr) out_be32((__force unsigned *)addr, val) + #endif + ++#if defined(CONFIG_ATHEROS_AR71XX) ++#define readl_be(addr) __raw_readl(addr) ++#define writel_be(val, addr) __raw_writel(addr, val) ++#endif ++ + static inline unsigned int _ohci_readl (const struct ohci_hcd *ohci, + __hc32 __iomem * regs) + { +--- a/drivers/usb/host/ohci-hcd.c ++++ b/drivers/usb/host/ohci-hcd.c +@@ -1057,6 +1057,11 @@ + #define SM501_OHCI_DRIVER ohci_hcd_sm501_driver + #endif + ++#ifdef CONFIG_USB_OHCI_AR71XX ++#include "ohci-ar71xx.c" ++#define PLATFORM_DRIVER ohci_hcd_ar71xx_driver ++#endif ++ + #if !defined(PCI_DRIVER) && \ + !defined(PLATFORM_DRIVER) && \ + !defined(OF_PLATFORM_DRIVER) && \ diff --git a/target/linux/ar71xx/patches-2.6.26/004-ar71xx_spi_controller.patch b/target/linux/ar71xx/patches-2.6.26/004-ar71xx_spi_controller.patch new file mode 100644 index 0000000000..b2d11ff086 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/004-ar71xx_spi_controller.patch @@ -0,0 +1,26 @@ +--- a/drivers/spi/Kconfig ++++ b/drivers/spi/Kconfig +@@ -52,6 +52,13 @@ + comment "SPI Master Controller Drivers" + depends on SPI_MASTER + ++config SPI_AR71XX ++ tristate "Atheros AR71xx SPI Controller" ++ depends on SPI_MASTER && ATHEROS_AR71XX ++ select SPI_BITBANG ++ help ++ This is the SPI contoller driver for Atheros AR71xx. ++ + config SPI_ATMEL + tristate "Atmel SPI Controller" + depends on (ARCH_AT91 || AVR32) && SPI_MASTER +--- a/drivers/spi/Makefile ++++ b/drivers/spi/Makefile +@@ -11,6 +11,7 @@ + obj-$(CONFIG_SPI_MASTER) += spi.o + + # SPI master controller drivers (bus) ++obj-$(CONFIG_SPI_AR71XX) += ar71xx_spi.o + obj-$(CONFIG_SPI_ATMEL) += atmel_spi.o + obj-$(CONFIG_SPI_BFIN) += spi_bfin5xx.o + obj-$(CONFIG_SPI_BITBANG) += spi_bitbang.o diff --git a/target/linux/ar71xx/patches-2.6.26/005-ar71xx_mac_driver.patch b/target/linux/ar71xx/patches-2.6.26/005-ar71xx_mac_driver.patch new file mode 100644 index 0000000000..2858666b15 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/005-ar71xx_mac_driver.patch @@ -0,0 +1,21 @@ +--- a/drivers/net/Kconfig ++++ b/drivers/net/Kconfig +@@ -2060,6 +2060,8 @@ + + The safe and default value for this is N. + ++source drivers/net/ag71xx/Kconfig ++ + config DL2K + tristate "DL2000/TC902x-based Gigabit Ethernet support" + depends on PCI +--- a/drivers/net/Makefile ++++ b/drivers/net/Makefile +@@ -2,6 +2,7 @@ + # Makefile for the Linux network (ethercard) device drivers. + # + ++obj-$(CONFIG_AG71XX) += ag71xx/ + obj-$(CONFIG_E1000) += e1000/ + obj-$(CONFIG_E1000E) += e1000e/ + obj-$(CONFIG_IBM_EMAC) += ibm_emac/ diff --git a/target/linux/ar71xx/patches-2.6.26/100-mtd_pm25lv_flash_support.patch b/target/linux/ar71xx/patches-2.6.26/100-mtd_pm25lv_flash_support.patch new file mode 100644 index 0000000000..8bfe9dd438 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/100-mtd_pm25lv_flash_support.patch @@ -0,0 +1,13 @@ +--- a/drivers/mtd/devices/m25p80.c ++++ b/drivers/mtd/devices/m25p80.c +@@ -455,6 +455,10 @@ + { "at26df161a", 0x1f4601, 64 * 1024, 32, SECT_4K, }, + { "at26df321", 0x1f4701, 64 * 1024, 64, SECT_4K, }, + ++ /* PMC -- pm25x "blocks" are 32K, sectors are 4K */ ++ { "pm25lv512", 0, 32 * 1024, 2, SECT_4K }, ++ { "pm25lv010", 0, 32 * 1024, 4, SECT_4K }, ++ + /* Spansion -- single (large) sector size only, at least + * for the chips listed here (without boot sectors). + */ diff --git a/target/linux/ar71xx/patches-2.6.26/101-ksz8041_phy_driver.patch b/target/linux/ar71xx/patches-2.6.26/101-ksz8041_phy_driver.patch new file mode 100644 index 0000000000..9b69eca7cc --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/101-ksz8041_phy_driver.patch @@ -0,0 +1,23 @@ +--- a/drivers/net/phy/Kconfig ++++ b/drivers/net/phy/Kconfig +@@ -76,6 +76,11 @@ + ---help--- + Currently supports the Marvell 88E6060 switch. + ++config MICREL_PHY ++ tristate "Drivers for Micrel/Kendin PHYs" ++ ---help--- ++ Currently has a driver for the KSZ8041 ++ + config FIXED_PHY + bool "Driver for MDIO Bus/PHY emulation with fixed speed/link PHYs" + depends on PHYLIB=y +--- a/drivers/net/phy/Makefile ++++ b/drivers/net/phy/Makefile +@@ -15,5 +15,6 @@ + obj-$(CONFIG_ADM6996_PHY) += adm6996.o + obj-$(CONFIG_MVSWITCH_PHY) += mvswitch.o + obj-$(CONFIG_REALTEK_PHY) += realtek.o ++obj-$(CONFIG_MICREL_PHY) += micrel.o + obj-$(CONFIG_FIXED_PHY) += fixed.o + obj-$(CONFIG_MDIO_BITBANG) += mdio-bitbang.o diff --git a/target/linux/ar71xx/patches-2.6.26/140-redboot_partition_scan.patch b/target/linux/ar71xx/patches-2.6.26/140-redboot_partition_scan.patch new file mode 100644 index 0000000000..baf8026a39 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/140-redboot_partition_scan.patch @@ -0,0 +1,54 @@ +--- a/drivers/mtd/redboot.c ++++ b/drivers/mtd/redboot.c +@@ -59,31 +59,32 @@ + static char nullstring[] = "unallocated"; + #endif + ++ buf = vmalloc(master->erasesize); ++ if (!buf) ++ return -ENOMEM; ++ ++ restart: + if ( directory < 0 ) { + offset = master->size + directory * master->erasesize; +- while (master->block_isbad && ++ while (master->block_isbad && + master->block_isbad(master, offset)) { + if (!offset) { + nogood: + printk(KERN_NOTICE "Failed to find a non-bad block to check for RedBoot partition table\n"); ++ vfree(buf); + return -EIO; + } + offset -= master->erasesize; + } + } else { + offset = directory * master->erasesize; +- while (master->block_isbad && ++ while (master->block_isbad && + master->block_isbad(master, offset)) { + offset += master->erasesize; + if (offset == master->size) + goto nogood; + } + } +- buf = vmalloc(master->erasesize); +- +- if (!buf) +- return -ENOMEM; +- + printk(KERN_NOTICE "Searching for RedBoot partition table in %s at offset 0x%lx\n", + master->name, offset); + +@@ -155,6 +156,11 @@ + } + if (i == numslots) { + /* Didn't find it */ ++ if (offset + master->erasesize < master->size) { ++ /* not at the end of the flash yet, maybe next block :) */ ++ directory++; ++ goto restart; ++ } + printk(KERN_NOTICE "No RedBoot partition table detected in %s\n", + master->name); + ret = 0; diff --git a/target/linux/ar71xx/patches-2.6.26/200-rb4xx_nand_driver.patch b/target/linux/ar71xx/patches-2.6.26/200-rb4xx_nand_driver.patch new file mode 100644 index 0000000000..c8be04bfed --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/200-rb4xx_nand_driver.patch @@ -0,0 +1,21 @@ +--- a/drivers/mtd/nand/Kconfig ++++ b/drivers/mtd/nand/Kconfig +@@ -386,4 +386,8 @@ + Enables support for NAND Flash chips wired onto Freescale PowerPC + processor localbus with User-Programmable Machine support. + ++config MTD_NAND_RB4XX ++ tristate "NAND flash driver for RouterBoard 4xx series" ++ depends on MTD_NAND && ATHEROS_AR71XX ++ + endif # MTD_NAND +--- a/drivers/mtd/nand/Makefile ++++ b/drivers/mtd/nand/Makefile +@@ -29,6 +29,7 @@ + obj-$(CONFIG_MTD_NAND_BASLER_EXCITE) += excite_nandflash.o + obj-$(CONFIG_MTD_NAND_PXA3xx) += pxa3xx_nand.o + obj-$(CONFIG_MTD_NAND_PLATFORM) += plat_nand.o ++obj-$(CONFIG_MTD_NAND_RB4XX) += rb4xx_nand.o + obj-$(CONFIG_MTD_ALAUDA) += alauda.o + obj-$(CONFIG_MTD_NAND_PASEMI) += pasemi_nand.o + obj-$(CONFIG_MTD_NAND_ORION) += orion_nand.o diff --git a/target/linux/ar71xx/patches-2.6.26/801-ag71xx_mii_bus_id_fix.patch b/target/linux/ar71xx/patches-2.6.26/801-ag71xx_mii_bus_id_fix.patch new file mode 100644 index 0000000000..60f2b7f96d --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/801-ag71xx_mii_bus_id_fix.patch @@ -0,0 +1,11 @@ +--- a/drivers/net/ag71xx/ag71xx_mii.c ++++ b/drivers/net/ag71xx/ag71xx_mii.c +@@ -397,7 +397,7 @@ + ag->mii_bus.read = ag71xx_mdio_read; + ag->mii_bus.write = ag71xx_mdio_write; + ag->mii_bus.reset = ag71xx_mdio_reset; +- ag->mii_bus.id = id; ++ snprintf(ag->mii_bus.id, MII_BUS_ID_SIZE, "%x", id); + ag->mii_bus.priv = ag; + ag->mii_bus.dev = &ag->dev->dev; + diff --git a/target/linux/ar71xx/patches-2.6.26/900-mips_multi_machine_support.patch b/target/linux/ar71xx/patches-2.6.26/900-mips_multi_machine_support.patch new file mode 100644 index 0000000000..ca989adeaf --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/900-mips_multi_machine_support.patch @@ -0,0 +1,143 @@ +--- /dev/null ++++ b/include/asm-mips/mips_machine.h +@@ -0,0 +1,49 @@ ++/* ++ * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org> ++ * ++ * This program is free software; you can redistribute it and/or modify it ++ * under the terms of the GNU General Public License version 2 as published ++ * by the Free Software Foundation. ++ * ++ */ ++ ++#ifndef __ASM_MIPS_MACHINE_H ++#define __ASM_MIPS_MACHINE_H ++ ++#include <linux/init.h> ++#include <linux/list.h> ++ ++#include <asm/bootinfo.h> ++ ++#define MIPS_MACHINE_NAME_LEN 64 ++ ++struct mips_machine { ++ unsigned long mach_type; ++ void (*mach_setup)(void); ++ unsigned char mach_name[MIPS_MACHINE_NAME_LEN]; ++ struct list_head list; ++}; ++ ++void mips_machine_register(struct mips_machine *) __init; ++void mips_machine_setup(void) __init; ++ ++extern unsigned char mips_machine_name[MIPS_MACHINE_NAME_LEN]; ++ ++#define MIPS_MACHINE(_type, _name, _setup) \ ++static struct mips_machine machine_##_type __initdata = \ ++{ \ ++ .mach_type = _type, \ ++ .mach_name = _name, \ ++ .mach_setup = _setup, \ ++}; \ ++ \ ++static int __init register_machine_##_type(void) \ ++{ \ ++ mips_machine_register(&machine_##_type); \ ++ return 0; \ ++} \ ++ \ ++pure_initcall(register_machine_##_type) ++ ++#endif /* __ASM_MIPS_MACHINE_H */ ++ +--- /dev/null ++++ b/arch/mips/kernel/mips_machine.c +@@ -0,0 +1,58 @@ ++/* ++ * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org> ++ * ++ * This program is free software; you can redistribute it and/or modify it ++ * under the terms of the GNU General Public License version 2 as published ++ * by the Free Software Foundation. ++ * ++ */ ++ ++#include <asm/mips_machine.h> ++#include <asm/bootinfo.h> ++ ++static struct list_head mips_machines __initdata = ++ LIST_HEAD_INIT(mips_machines); ++ ++unsigned char mips_machine_name[MIPS_MACHINE_NAME_LEN] = "Unknown"; ++ ++static struct mips_machine * __init mips_machine_find(unsigned long machtype) ++{ ++ struct list_head *this; ++ ++ list_for_each(this, &mips_machines) { ++ struct mips_machine *mach; ++ ++ mach = list_entry(this, struct mips_machine, list); ++ if (mach->mach_type == machtype) ++ return mach; ++ } ++ ++ return NULL; ++} ++ ++void __init mips_machine_register(struct mips_machine *mach) ++{ ++ list_add_tail(&mach->list, &mips_machines); ++} ++ ++void __init mips_machine_setup(void) ++{ ++ struct mips_machine *mach; ++ ++ mach = mips_machine_find(mips_machtype); ++ if (!mach) { ++ printk(KERN_ALERT "MIPS: no machine registered for " ++ "machtype %lu\n", mips_machtype); ++ return; ++ } ++ ++ if (mach->mach_name[0]) ++ strncpy(mips_machine_name, mach->mach_name, ++ MIPS_MACHINE_NAME_LEN); ++ ++ printk(KERN_INFO "MIPS: machine is %s\n", mips_machine_name); ++ ++ if (mach->mach_setup) ++ mach->mach_setup(); ++} ++ +--- a/arch/mips/kernel/Makefile ++++ b/arch/mips/kernel/Makefile +@@ -86,6 +86,7 @@ + + obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o + obj-$(CONFIG_EARLY_PRINTK) += early_printk.o ++obj-$(CONFIG_MIPS_MACHINE) += mips_machine.o + + CFLAGS_cpu-bugs64.o = $(shell if $(CC) $(KBUILD_CFLAGS) -Wa,-mdaddi -c -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-DHAVE_AS_SET_DADDI"; fi) + +--- a/arch/mips/Kconfig ++++ b/arch/mips/Kconfig +@@ -705,6 +705,7 @@ + + endchoice + ++source "arch/mips/ar71xx/Kconfig" + source "arch/mips/au1000/Kconfig" + source "arch/mips/basler/excite/Kconfig" + source "arch/mips/jazz/Kconfig" +@@ -876,6 +877,9 @@ + config SYNC_R4K + bool + ++config MIPS_MACHINE ++ def_bool n ++ + config NO_IOPORT + def_bool n + diff --git a/target/linux/ar71xx/patches-2.6.26/901-get_c0_compare_irq_function.patch b/target/linux/ar71xx/patches-2.6.26/901-get_c0_compare_irq_function.patch new file mode 100644 index 0000000000..2920258075 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/901-get_c0_compare_irq_function.patch @@ -0,0 +1,29 @@ +--- a/arch/mips/kernel/traps.c ++++ b/arch/mips/kernel/traps.c +@@ -43,6 +43,7 @@ + #include <asm/mmu_context.h> + #include <asm/types.h> + #include <asm/stacktrace.h> ++#include <asm/time.h> + + extern asmlinkage void handle_int(void); + extern asmlinkage void handle_tlbm(void); +@@ -1464,6 +1465,8 @@ + */ + if (cpu_has_mips_r2) { + cp0_compare_irq = (read_c0_intctl() >> 29) & 7; ++ if (get_c0_compare_irq) ++ cp0_compare_irq = get_c0_compare_irq(); + cp0_perfcount_irq = (read_c0_intctl() >> 26) & 7; + if (cp0_perfcount_irq == cp0_compare_irq) + cp0_perfcount_irq = -1; +--- a/include/asm-mips/time.h ++++ b/include/asm-mips/time.h +@@ -53,6 +53,7 @@ + #ifdef CONFIG_CEVT_R4K + extern int mips_clockevent_init(void); + extern unsigned int __weak get_c0_compare_int(void); ++extern unsigned int __weak get_c0_compare_irq(void); + #else + static inline int mips_clockevent_init(void) + { diff --git a/target/linux/ar71xx/patches-2.6.26/902-mips_clocksource_init_war.patch b/target/linux/ar71xx/patches-2.6.26/902-mips_clocksource_init_war.patch new file mode 100644 index 0000000000..7c5125f933 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.26/902-mips_clocksource_init_war.patch @@ -0,0 +1,45 @@ +--- a/include/asm-mips/hazards.h ++++ b/include/asm-mips/hazards.h +@@ -64,7 +64,7 @@ + _ehb + ) + ASMMACRO(back_to_back_c0_hazard, +- _ehb ++ _ssnop; _ssnop; _ssnop; _ehb + ) + /* + * gcc has a tradition of misscompiling the previous construct using the +--- a/arch/mips/kernel/cevt-r4k.c ++++ b/arch/mips/kernel/cevt-r4k.c +@@ -187,7 +187,7 @@ + */ + if (c0_compare_int_pending()) { + write_c0_compare(read_c0_count()); +- irq_disable_hazard(); ++ back_to_back_c0_hazard(); + if (c0_compare_int_pending()) + return 0; + } +@@ -196,7 +196,7 @@ + cnt = read_c0_count(); + cnt += delta; + write_c0_compare(cnt); +- irq_disable_hazard(); ++ back_to_back_c0_hazard(); + if ((int)(read_c0_count() - cnt) < 0) + break; + /* increase delta if the timer was already expired */ +@@ -205,11 +205,12 @@ + while ((int)(read_c0_count() - cnt) <= 0) + ; /* Wait for expiry */ + ++ back_to_back_c0_hazard(); + if (!c0_compare_int_pending()) + return 0; + + write_c0_compare(read_c0_count()); +- irq_disable_hazard(); ++ back_to_back_c0_hazard(); + if (c0_compare_int_pending()) + return 0; + |