diff options
Diffstat (limited to 'target/linux/brcm63xx-2.6/files/arch/mips/bcm963xx/board.c')
| -rw-r--r-- | target/linux/brcm63xx-2.6/files/arch/mips/bcm963xx/board.c | 559 |
1 files changed, 0 insertions, 559 deletions
diff --git a/target/linux/brcm63xx-2.6/files/arch/mips/bcm963xx/board.c b/target/linux/brcm63xx-2.6/files/arch/mips/bcm963xx/board.c deleted file mode 100644 index e54b96050..000000000 --- a/target/linux/brcm63xx-2.6/files/arch/mips/bcm963xx/board.c +++ /dev/null @@ -1,559 +0,0 @@ -/* -<:copyright-gpl - Copyright 2002 Broadcom Corp. All Rights Reserved. - - This program is free software; you can distribute it and/or modify it - under the terms of the GNU General Public License (Version 2) as - published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - for more details. - - You should have received a copy of the GNU General Public License along - with this program; if not, write to the Free Software Foundation, Inc., - 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. -:> -*/ - -/* Includes. */ -#include <linux/version.h> -#include <linux/init.h> -#include <linux/fs.h> -#include <linux/interrupt.h> -#include <linux/capability.h> -#include <linux/slab.h> -#include <linux/errno.h> -#include <linux/module.h> -#include <linux/pagemap.h> -#include <asm/uaccess.h> -#include <linux/wait.h> -#include <linux/poll.h> -#include <linux/sched.h> -#include <linux/list.h> -#include <linux/if.h> -#include <linux/spinlock.h> - -#include <bcm_map_part.h> -#include <board.h> -#include <bcmTag.h> -#include "boardparms.h" -#include "bcm_intr.h" -#include "board.h" -#include "bcm_map_part.h" - -static DEFINE_SPINLOCK(board_lock); - -/* Typedefs. */ -#if defined (NON_CONSECUTIVE_MAC) -// used to be the last octet. Now changed to the first 5 bits of the the forth octet -// to reduced the duplicated MAC addresses. -#define CHANGED_OCTET 3 -#define SHIFT_BITS 3 -#else -#define CHANGED_OCTET 1 -#define SHIFT_BITS 0 -#endif - -typedef struct -{ - unsigned long ulId; - char chInUse; - char chReserved[3]; -} MAC_ADDR_INFO, *PMAC_ADDR_INFO; - -typedef struct -{ - unsigned long ulSdramSize; - unsigned long ulPsiSize; - unsigned long ulNumMacAddrs; - unsigned long ucaBaseMacAddr[NVRAM_MAC_ADDRESS_LEN]; - MAC_ADDR_INFO MacAddrs[1]; -} NVRAM_INFO, *PNVRAM_INFO; - -typedef struct -{ - unsigned long eventmask; -} BOARD_IOC, *PBOARD_IOC; - - -/*Dyinggasp callback*/ -typedef void (*cb_dgasp_t)(void *arg); -typedef struct _CB_DGASP__LIST -{ - struct list_head list; - char name[IFNAMSIZ]; - cb_dgasp_t cb_dgasp_fn; - void *context; -}CB_DGASP_LIST , *PCB_DGASP_LIST; - - -static LED_MAP_PAIR LedMapping[] = -{ // led name Initial state physical pin (ledMask) - {kLedEnd, kLedStateOff, 0, 0, 0, 0}, - {kLedEnd, kLedStateOff, 0, 0, 0, 0}, - {kLedEnd, kLedStateOff, 0, 0, 0, 0}, - {kLedEnd, kLedStateOff, 0, 0, 0, 0}, - {kLedEnd, kLedStateOff, 0, 0, 0, 0}, - {kLedEnd, kLedStateOff, 0, 0, 0, 0}, - {kLedEnd, kLedStateOff, 0, 0, 0, 0}, - {kLedEnd, kLedStateOff, 0, 0, 0, 0}, - {kLedEnd, kLedStateOff, 0, 0, 0, 0} // NOTE: kLedEnd has to be at the end. -}; - -/* Externs. */ -extern struct file fastcall *fget_light(unsigned int fd, int *fput_needed); -extern unsigned int nr_free_pages (void); -extern const char *get_system_type(void); -extern void kerSysFlashInit(void); -extern unsigned long get_nvram_start_addr(void); -extern unsigned long get_scratch_pad_start_addr(void); -extern unsigned long getMemorySize(void); -extern void __init boardLedInit(PLED_MAP_PAIR); -extern void boardLedCtrl(BOARD_LED_NAME, BOARD_LED_STATE); -extern void kerSysLedRegisterHandler( BOARD_LED_NAME ledName, - HANDLE_LED_FUNC ledHwFunc, int ledFailType ); - -/* Prototypes. */ -void __init InitNvramInfo( void ); - -/* DyingGasp function prototype */ -static void __init kerSysDyingGaspMapIntr(void); -static irqreturn_t kerSysDyingGaspIsr(int irq, void * dev_id); -static void __init kerSysInitDyingGaspHandler( void ); -static void __exit kerSysDeinitDyingGaspHandler( void ); -/* -DyingGasp function prototype - */ - -static PNVRAM_INFO g_pNvramInfo = NULL; -static int g_ledInitialized = 0; -static CB_DGASP_LIST *g_cb_dgasp_list_head = NULL; - -static int g_wakeup_monitor = 0; -static struct file *g_monitor_file = NULL; -static struct task_struct *g_monitor_task = NULL; -static unsigned int (*g_orig_fop_poll) - (struct file *, struct poll_table_struct *) = NULL; - -void kerSysMipsSoftReset(void) -{ - if (PERF->RevID == 0x634800A1) { - typedef void (*FNPTR) (void); - FNPTR bootaddr = (FNPTR) FLASH_BASE; - int i; - - /* Disable interrupts. */ - //cli(); - spin_lock_irq(&board_lock); - - /* Reset all blocks. */ - PERF->BlockSoftReset &= ~BSR_ALL_BLOCKS; - for( i = 0; i < 1000000; i++ ) - ; - PERF->BlockSoftReset |= BSR_ALL_BLOCKS; - /* Jump to the power on address. */ - (*bootaddr) (); - } - else - PERF->pll_control |= SOFT_RESET; // soft reset mips -} - - -int kerSysGetMacAddress( unsigned char *pucaMacAddr, unsigned long ulId ) -{ - int nRet = 0; - PMAC_ADDR_INFO pMai = NULL; - PMAC_ADDR_INFO pMaiFreeNoId = NULL; - PMAC_ADDR_INFO pMaiFreeId = NULL; - unsigned long i = 0, ulIdxNoId = 0, ulIdxId = 0, shiftedIdx = 0; - - /* CMO -- Fix le problème avec les adresses mac que l'on n'arrive pas - * * à relire plusieurs fois */ - /* inv_xde */ -#if 0 - if (boot_loader_type == BOOT_CFE) - memcpy( pucaMacAddr, g_pNvramInfo->ucaBaseMacAddr, - NVRAM_MAC_ADDRESS_LEN ); - else { -#endif - pucaMacAddr[0] = 0x00; - pucaMacAddr[1] = 0x07; - pucaMacAddr[2] = 0x3A; - pucaMacAddr[3] = 0xFF; - pucaMacAddr[4] = 0xFF; - pucaMacAddr[5] = 0xFF; -#if 0 - } -#endif - - return nRet; -} /* kerSysGetMacAddr */ - -int kerSysReleaseMacAddress( unsigned char *pucaMacAddr ) -{ - int nRet = -EINVAL; - unsigned long ulIdx = 0; - int idx = (pucaMacAddr[NVRAM_MAC_ADDRESS_LEN - CHANGED_OCTET] - - g_pNvramInfo->ucaBaseMacAddr[NVRAM_MAC_ADDRESS_LEN - CHANGED_OCTET]); - - // if overflow 255 (negitive), add 256 to have the correct index - if (idx < 0) - idx += 256; - ulIdx = (unsigned long) (idx >> SHIFT_BITS); - - if( ulIdx < g_pNvramInfo->ulNumMacAddrs ) - { - PMAC_ADDR_INFO pMai = &g_pNvramInfo->MacAddrs[ulIdx]; - if( pMai->chInUse == 1 ) - { - pMai->chInUse = 0; - nRet = 0; - } - } - - return( nRet ); -} /* kerSysReleaseMacAddr */ - -int kerSysGetSdramSize( void ) -{ - if (boot_loader_type == BOOT_CFE) { - return( (int) g_pNvramInfo->ulSdramSize ); - } - else { - printk("kerSysGetSdramSize : 0x%08X\n", (int)getMemorySize() + 0x00040000); - return((int)getMemorySize() + 0x00040000); - } -} /* kerSysGetSdramSize */ - - -void kerSysLedCtrl(BOARD_LED_NAME ledName, BOARD_LED_STATE ledState) -{ - if (g_ledInitialized) - boardLedCtrl(ledName, ledState); -} - -unsigned int kerSysMonitorPollHook( struct file *f, struct poll_table_struct *t) -{ - int mask = (*g_orig_fop_poll) (f, t); - - if( g_wakeup_monitor == 1 && g_monitor_file == f ) - { - /* If g_wakeup_monitor is non-0, the user mode application needs to - * return from a blocking select function. Return POLLPRI which will - * cause the select to return with the exception descriptor set. - */ - mask |= POLLPRI; - g_wakeup_monitor = 0; - } - - return( mask ); -} - -/* Put the user mode application that monitors link state on a run queue. */ -void kerSysWakeupMonitorTask( void ) -{ - g_wakeup_monitor = 1; - if( g_monitor_task ) - wake_up_process( g_monitor_task ); -} - -//<<JUNHON, 2004/09/15, get reset button status , tim hou , 05/04/12 -int kerSysGetResetHold(void) -{ - unsigned short gpio; - - if( BpGetPressAndHoldResetGpio( &gpio ) == BP_SUCCESS ) - { - unsigned long gpio_mask = GPIO_NUM_TO_MASK(gpio); - volatile unsigned long *gpio_reg = &GPIO->GPIOio; - - if( (gpio & ~BP_ACTIVE_MASK) >= 32 ) - { - gpio_mask = GPIO_NUM_TO_MASK_HIGH(gpio); - gpio_reg = &GPIO->GPIOio_high; - } - //printk("gpio=%04x,gpio_mask=%04x,gpio_reg=%04x\n",gpio,gpio_mask,*gpio_reg); - if(*gpio_reg & gpio_mask) //press down - return RESET_BUTTON_UP; - } - return RESET_BUTTON_PRESSDOWN; -} -//<<JUNHON, 2004/09/15 - -/*************************************************************************** - * Dying gasp ISR and functions. - ***************************************************************************/ -#define KERSYS_DBG printk - -#if defined(CONFIG_BCM96345) -#define CYCLE_PER_US 70 -#elif defined(CONFIG_BCM96348) || defined(CONFIG_BCM96338) -/* The BCM6348 cycles per microsecond is really variable since the BCM6348 - * MIPS speed can vary depending on the PLL settings. However, an appoximate - * value of 120 will still work OK for the test being done. - */ -#define CYCLE_PER_US 120 -#endif -#define DG_GLITCH_TO (100*CYCLE_PER_US) - -static void __init kerSysDyingGaspMapIntr() -{ - unsigned long ulIntr; - -#if defined(CONFIG_BCM96348) || defined(_BCM96348_) || defined(CONFIG_BCM96338) || defined(_BCM96338_) - if( BpGetAdslDyingGaspExtIntr( &ulIntr ) == BP_SUCCESS ) { - BcmHalMapInterrupt((FN_HANDLER)kerSysDyingGaspIsr, 0, INTERRUPT_ID_DG); - BcmHalInterruptEnable( INTERRUPT_ID_DG ); - } -#elif defined(CONFIG_BCM96345) || defined(_BCM96345_) - if( BpGetAdslDyingGaspExtIntr( &ulIntr ) == BP_SUCCESS ) { - ulIntr += INTERRUPT_ID_EXTERNAL_0; - BcmHalMapInterrupt((FN_HANDLER)kerSysDyingGaspIsr, 0, ulIntr); - BcmHalInterruptEnable( ulIntr ); - } -#endif - -} - -void kerSysSetWdTimer(ulong timeUs) -{ - TIMER->WatchDogDefCount = timeUs * (FPERIPH/1000000); - TIMER->WatchDogCtl = 0xFF00; - TIMER->WatchDogCtl = 0x00FF; -} - -ulong kerSysGetCycleCount(void) -{ - ulong cnt; -#ifdef _WIN32_WCE - cnt = 0; -#else - __asm volatile("mfc0 %0, $9":"=d"(cnt)); -#endif - return(cnt); -} - -static Bool kerSysDyingGaspCheckPowerLoss(void) -{ - ulong clk0; - ulong ulIntr; - - ulIntr = 0; - clk0 = kerSysGetCycleCount(); - - UART->Data = 'D'; - UART->Data = '%'; - UART->Data = 'G'; - -#if defined(CONFIG_BCM96345) - BpGetAdslDyingGaspExtIntr( &ulIntr ); - - do { - ulong clk1; - - clk1 = kerSysGetCycleCount(); /* time cleared */ - /* wait a little to get new reading */ - while ((kerSysGetCycleCount()-clk1) < CYCLE_PER_US*2) - ; - } while ((0 == (PERF->ExtIrqCfg & (1 << (ulIntr + EI_STATUS_SHFT)))) && ((kerSysGetCycleCount() - clk0) < DG_GLITCH_TO)); - - if (PERF->ExtIrqCfg & (1 << (ulIntr + EI_STATUS_SHFT))) { /* power glitch */ - BcmHalInterruptEnable( ulIntr + INTERRUPT_ID_EXTERNAL_0); - KERSYS_DBG(" - Power glitch detected. Duration: %ld us\n", (kerSysGetCycleCount() - clk0)/CYCLE_PER_US); - return 0; - } -#elif (defined(CONFIG_BCM96348) || defined(CONFIG_BCM96338)) && !defined(VXWORKS) - do { - ulong clk1; - - clk1 = kerSysGetCycleCount(); /* time cleared */ - /* wait a little to get new reading */ - while ((kerSysGetCycleCount()-clk1) < CYCLE_PER_US*2) - ; - } while ((PERF->IrqStatus & (1 << (INTERRUPT_ID_DG - INTERNAL_ISR_TABLE_OFFSET))) && ((kerSysGetCycleCount() - clk0) < DG_GLITCH_TO)); - - if (!(PERF->IrqStatus & (1 << (INTERRUPT_ID_DG - INTERNAL_ISR_TABLE_OFFSET)))) { - BcmHalInterruptEnable( INTERRUPT_ID_DG ); - KERSYS_DBG(" - Power glitch detected. Duration: %ld us\n", (kerSysGetCycleCount() - clk0)/CYCLE_PER_US); - return 0; - } -#endif - return 1; -} - -static void kerSysDyingGaspShutdown( void ) -{ - kerSysSetWdTimer(1000000); -#if defined(CONFIG_BCM96345) - PERF->blkEnables &= ~(EMAC_CLK_EN | USB_CLK_EN | CPU_CLK_EN); -#elif defined(CONFIG_BCM96348) - PERF->blkEnables &= ~(EMAC_CLK_EN | USBS_CLK_EN | USBH_CLK_EN | SAR_CLK_EN); -#endif -} - -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)) -static irqreturn_t kerSysDyingGaspIsr(int irq, void * dev_id) -#else -static unsigned int kerSysDyingGaspIsr(void) -#endif -{ - struct list_head *pos; - CB_DGASP_LIST *tmp, *dsl = NULL; - - if (kerSysDyingGaspCheckPowerLoss()) { - - /* first to turn off everything other than dsl */ - list_for_each(pos, &g_cb_dgasp_list_head->list) { - tmp = list_entry(pos, CB_DGASP_LIST, list); - if(strncmp(tmp->name, "dsl", 3)) { - (tmp->cb_dgasp_fn)(tmp->context); - }else { - dsl = tmp; - } - } - - /* now send dgasp */ - if(dsl) - (dsl->cb_dgasp_fn)(dsl->context); - - /* reset and shutdown system */ - kerSysDyingGaspShutdown(); - } -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)) -return( IRQ_HANDLED ); -#else - return( 1 ); -#endif -} - -static void __init kerSysInitDyingGaspHandler( void ) -{ - CB_DGASP_LIST *new_node; - - if( g_cb_dgasp_list_head != NULL) { - printk("Error: kerSysInitDyingGaspHandler: list head is not null\n"); - return; - } - new_node= (CB_DGASP_LIST *)kmalloc(sizeof(CB_DGASP_LIST), GFP_KERNEL); - memset(new_node, 0x00, sizeof(CB_DGASP_LIST)); - INIT_LIST_HEAD(&new_node->list); - g_cb_dgasp_list_head = new_node; - -} /* kerSysInitDyingGaspHandler */ - -static void __exit kerSysDeinitDyingGaspHandler( void ) -{ - struct list_head *pos; - CB_DGASP_LIST *tmp; - - if(g_cb_dgasp_list_head == NULL) - return; - - list_for_each(pos, &g_cb_dgasp_list_head->list) { - tmp = list_entry(pos, CB_DGASP_LIST, list); - list_del(pos); - kfree(tmp); - } - - kfree(g_cb_dgasp_list_head); - g_cb_dgasp_list_head = NULL; - -} /* kerSysDeinitDyingGaspHandler */ - -void kerSysRegisterDyingGaspHandler(char *devname, void *cbfn, void *context) -{ - CB_DGASP_LIST *new_node; - - if( g_cb_dgasp_list_head == NULL) { - printk("Error: kerSysRegisterDyingGaspHandler: list head is null\n"); - return; - } - - if( devname == NULL || cbfn == NULL ) { - printk("Error: kerSysRegisterDyingGaspHandler: register info not enough (%s,%x,%x)\n", devname, (unsigned int)cbfn, (unsigned int)context); - return; - } - - new_node= (CB_DGASP_LIST *)kmalloc(sizeof(CB_DGASP_LIST), GFP_KERNEL); - memset(new_node, 0x00, sizeof(CB_DGASP_LIST)); - INIT_LIST_HEAD(&new_node->list); - strncpy(new_node->name, devname, IFNAMSIZ); - new_node->cb_dgasp_fn = (cb_dgasp_t)cbfn; - new_node->context = context; - list_add(&new_node->list, &g_cb_dgasp_list_head->list); - - printk("dgasp: kerSysRegisterDyingGaspHandler: %s registered \n", devname); - -} /* kerSysRegisterDyingGaspHandler */ - -void kerSysDeregisterDyingGaspHandler(char *devname) -{ - struct list_head *pos; - CB_DGASP_LIST *tmp; - - if(g_cb_dgasp_list_head == NULL) { - printk("Error: kerSysDeregisterDyingGaspHandler: list head is null\n"); - return; - } - - if(devname == NULL) { - printk("Error: kerSysDeregisterDyingGaspHandler: devname is null\n"); - return; - } - - printk("kerSysDeregisterDyingGaspHandler: %s is deregistering\n", devname); - - list_for_each(pos, &g_cb_dgasp_list_head->list) { - tmp = list_entry(pos, CB_DGASP_LIST, list); - if(!strcmp(tmp->name, devname)) { - list_del(pos); - kfree(tmp); - printk("kerSysDeregisterDyingGaspHandler: %s is deregistered\n", devname); - return; - } - } - printk("kerSysDeregisterDyingGaspHandler: %s not (de)registered\n", devname); - -} /* kerSysDeregisterDyingGaspHandler */ - -//EXPORT_SYMBOL(kerSysNvRamGet); -EXPORT_SYMBOL(kerSysGetMacAddress); -EXPORT_SYMBOL(kerSysReleaseMacAddress); -EXPORT_SYMBOL(kerSysGetSdramSize); -EXPORT_SYMBOL(kerSysLedCtrl); -EXPORT_SYMBOL(kerSysGetResetHold); -EXPORT_SYMBOL(kerSysLedRegisterHwHandler); -EXPORT_SYMBOL(BpGetBoardIds); -EXPORT_SYMBOL(BpGetSdramSize); -EXPORT_SYMBOL(BpGetPsiSize); -EXPORT_SYMBOL(BpGetEthernetMacInfo); -EXPORT_SYMBOL(BpGetRj11InnerOuterPairGpios); -EXPORT_SYMBOL(BpGetPressAndHoldResetGpio); -EXPORT_SYMBOL(BpGetVoipResetGpio); -EXPORT_SYMBOL(BpGetVoipIntrGpio); -EXPORT_SYMBOL(BpGetPcmciaResetGpio); -EXPORT_SYMBOL(BpGetRtsCtsUartGpios); -EXPORT_SYMBOL(BpGetAdslLedGpio); -EXPORT_SYMBOL(BpGetAdslFailLedGpio); -EXPORT_SYMBOL(BpGetWirelessLedGpio); -EXPORT_SYMBOL(BpGetUsbLedGpio); -EXPORT_SYMBOL(BpGetHpnaLedGpio); -EXPORT_SYMBOL(BpGetWanDataLedGpio); -EXPORT_SYMBOL(BpGetPppLedGpio); -EXPORT_SYMBOL(BpGetPppFailLedGpio); -EXPORT_SYMBOL(BpGetVoipLedGpio); -EXPORT_SYMBOL(BpGetWirelessExtIntr); -EXPORT_SYMBOL(BpGetAdslDyingGaspExtIntr); -EXPORT_SYMBOL(BpGetVoipExtIntr); -EXPORT_SYMBOL(BpGetHpnaExtIntr); -EXPORT_SYMBOL(BpGetHpnaChipSelect); -EXPORT_SYMBOL(BpGetVoipChipSelect); -EXPORT_SYMBOL(BpGetWirelessSesBtnGpio); -EXPORT_SYMBOL(BpGetWirelessSesExtIntr); -EXPORT_SYMBOL(BpGetWirelessSesLedGpio); -EXPORT_SYMBOL(kerSysRegisterDyingGaspHandler); -EXPORT_SYMBOL(kerSysDeregisterDyingGaspHandler); -EXPORT_SYMBOL(kerSysGetCycleCount); -EXPORT_SYMBOL(kerSysSetWdTimer); -EXPORT_SYMBOL(kerSysWakeupMonitorTask); - |