Major cleanup : - no more Broadcom kerSys* code - working runtime boot loader detection - updated flash map driver

SVN-Revision: 6896

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 e54b960504..0000000000
--- 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);
-