* Patch by Yuli Barcohen, 26 Jan 2004:

Allow bzip2 compression for small memory footprint boards

* Patch by Brad Kemp, 21 Jan 2004:
  Add support for CFI flash driver for both the Intel and the AMD
  command sets.

* Patch by Travis Sawyer, 20 Jan 2004:
  Fix pci bridge auto enumeration of sibling p2p bridges.

* Patch by Tolunay Orkun, 12 Jan 2004:
  Add some delays as needed for Intel LXT971A PHY support

* Patches by Stephan Linz, 09 Jan 2004:
  - avoid warning: unused variable `piop' in board/altera/common/sevenseg.c
  - make DK1C20 board configuration related to ASMI conform to
    documentation

CHANGELOG

@@ -2,6 +2,24 @@
 Changes since U-Boot 1.0.1:
 ======================================================================
 
+* Patch by Yuli Barcohen, 26 Jan 2004:
+  Allow bzip2 compression for small memory footprint boards
+
+* Patch by Brad Kemp, 21 Jan 2004:
+  Add support for CFI flash driver for both the Intel and the AMD
+  command sets.
+
+* Patch by Travis Sawyer, 20 Jan 2004:
+  Fix pci bridge auto enumeration of sibling p2p bridges.
+
+* Patch by Tolunay Orkun, 12 Jan 2004:
+  Add some delays as needed for Intel LXT971A PHY support
+
+* Patches by Stephan Linz, 09 Jan 2004:
+  - avoid warning: unused variable `piop' in board/altera/common/sevenseg.c
+  - make DK1C20 board configuration related to ASMI conform to
+    documentation
+
 * Patch by Anders Larsen, 09 Jan 2004:
 
   ARM memory layout fixes: the abort-stack is now set up in the

README

@@ -1643,7 +1643,11 @@ Configuration Settings:
 
 - CFG_FLASH_CFI:
 		Define if the flash driver uses extra elements in the
-		common flash structure for storing flash geometry
+		common flash structure for storing flash geometry.
+
+- CFG_FLASH_CFI_DRIVER
+		This option also enables the building of the cfi_flash driver
+		in the drivers directory
 
 - CFG_RX_ETH_BUFFER:
 		Defines the number of ethernet receive buffers. On some

board/altera/common/sevenseg.c

@@ -44,7 +44,7 @@ static int sevenseg_init_done = 0;
 
 static inline void __sevenseg_set_masked (unsigned int mask, int value)
 {
-	nios_pio_t *piop = (nios_pio_t*)SEVENSEG_BASE;
+	nios_pio_t *piop __attribute__((unused)) = (nios_pio_t*)SEVENSEG_BASE;
 
 #ifdef	SEVENSEG_WRONLY	/* emulate read access */
 
@@ -97,7 +97,7 @@ static inline void __sevenseg_toggle_masked (unsigned int mask)
 
 static inline void __sevenseg_set (unsigned int value)
 {
-	nios_pio_t *piop = (nios_pio_t*)SEVENSEG_BASE;
+	nios_pio_t *piop __attribute__((unused)) = (nios_pio_t*)SEVENSEG_BASE;
 
 #ifdef	SEVENSEG_WRONLY	/* emulate read access */
 
@@ -126,7 +126,7 @@ static inline void __sevenseg_set (unsigned int value)
 
 static inline void __sevenseg_init (void)
 {
-	nios_pio_t *piop = (nios_pio_t*)SEVENSEG_BASE;
+	nios_pio_t *piop __attribute__((unused)) = (nios_pio_t*)SEVENSEG_BASE;
 
 	__sevenseg_set(0);
 

common/cmd_bootm.c

@@ -333,8 +333,14 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 #ifdef CONFIG_BZIP2
 	case IH_COMP_BZIP2:
 		printf ("   Uncompressing %s ... ", name);
+		/*
+		 * If we've got less than 4 MB of malloc() space,
+		 * use slower decompression algorithm which requires
+		 * at most 2300 KB of memory.
+		 */
 		i = BZ2_bzBuffToBuffDecompress ((char*)ntohl(hdr->ih_load),
-						&unc_len, (char *)data, len, 0, 0);
+						&unc_len, (char *)data, len,
+						CFG_MALLOC_LEN < (4096 * 1024), 0);
 		if (i != BZ_OK) {
 			printf ("BUNZIP2 ERROR %d - must RESET board to recover\n", i);
 			SHOW_BOOT_PROGRESS (-6);

common/miiphyutil.c

@@ -99,7 +99,9 @@ int miiphy_reset (unsigned char addr)
 #endif
 		return (-1);
 	}
-
+#ifdef CONFIG_PHY_RESET_DELAY
+	udelay (CONFIG_PHY_RESET_DELAY);	/* Intel LXT971A needs this */
+#endif
 	/*
 	 * Poll the control register for the reset bit to go to 0 (it is
 	 * auto-clearing).  This should happen within 0.5 seconds per the

cpu/ppc4xx/miiphy.c

@@ -113,6 +113,9 @@ int miiphy_read (unsigned char addr, unsigned char reg,
 	printf ("a2: write: EMAC_STACR=0x%0x\n", sta_reg);	/* test-only */
 #endif
 
+#ifdef CONFIG_PHY_CMD_DELAY
+	udelay (CONFIG_PHY_CMD_DELAY);		/* Intel LXT971A needs this */
+#endif
 	sta_reg = in32 (EMAC_STACR);
 	i = 0;
 	while ((sta_reg & EMAC_STACR_OC) == 0) {
@@ -173,6 +176,9 @@ int miiphy_write (unsigned char addr, unsigned char reg,
 
 	out32 (EMAC_STACR, sta_reg);
 
+#ifdef CONFIG_PHY_CMD_DELAY
+	udelay (CONFIG_PHY_CMD_DELAY);		/* Intel LXT971A needs this */
+#endif
 	/* wait for completion */
 	i = 0;
 	sta_reg = in32 (EMAC_STACR);

drivers/Makefile

@@ -28,7 +28,7 @@ include $(TOPDIR)/config.mk
 LIB	= libdrivers.a
 
 OBJS	= 3c589.o 5701rls.o ali512x.o \
-	  bcm570x.o bcm570x_autoneg.o cfb_console.o \
+	  bcm570x.o bcm570x_autoneg.o cfb_console.o cfi_flash.o \
 	  cs8900.o ct69000.o dataflash.o dc2114x.o          \
 	  e1000.o eepro100.o \
 	  i8042.o i82365.o inca-ip_sw.o \

drivers/pci_auto.c

@@ -163,7 +163,8 @@ static void pciauto_prescan_setup_bridge(struct pci_controller *hose,
 
 	/* Configure bus number registers */
 	pci_hose_write_config_byte(hose, dev, PCI_PRIMARY_BUS, PCI_BUS(dev));
-	pci_hose_write_config_byte(hose, dev, PCI_SECONDARY_BUS, sub_bus + 1);
+	/* TBS: passed in sub_bus is correct, removed the +1 */
+	pci_hose_write_config_byte(hose, dev, PCI_SECONDARY_BUS, sub_bus);
 	pci_hose_write_config_byte(hose, dev, PCI_SUBORDINATE_BUS, 0xff);
 
 	if (pci_mem)
@@ -284,6 +285,7 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev)
 	unsigned int sub_bus = PCI_BUS(dev);
 	unsigned short class;
 	unsigned char prg_iface;
+	int n;
 
 	pci_hose_read_config_word(hose, dev, PCI_CLASS_DEVICE, &class);
 
@@ -294,11 +296,19 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev)
 		pciauto_setup_device(hose, dev, 2, hose->pci_mem, hose->pci_io);
 
 		DEBUGF("PCI Autoconfig: Found P2P bridge, device %d\n", PCI_DEV(dev));
-		pciauto_prescan_setup_bridge(hose, dev, sub_bus);
-
-		pci_hose_scan_bus(hose, hose->current_busno);
-
+		
+		/* TBS: Passing in current_busno allows for sibling P2P bridges */
+		pciauto_prescan_setup_bridge(hose, dev, hose->current_busno);
+		/* 
+		 * TBS: need to figure out if this is a subordinate bridge on the bus 
+		 * to be able to properly set the pri/sec/sub bridge registers.
+		 */
+		n = pci_hose_scan_bus(hose, hose->current_busno);
+
+		/* TBS: figure out the deepest we've gone for this leg */
+		sub_bus = max(n, sub_bus);
 		pciauto_postscan_setup_bridge(hose, dev, sub_bus);
+
 		sub_bus = hose->current_busno;
 		break;
 

include/configs/DK1C20.h

@@ -647,8 +647,8 @@
  * ASMI is for Cyclone devices only and only works when the configuration
  * is loaded via JTAG or ASMI. Please see doc/README.dk1c20 for details.
  *----------------------------------------------------------------------*/
-#define CONFIG_NIOS_ASMI			/* Enable ASMI		*/
-#define CFG_NIOS_ASMIBASE	0x00920b00	/* ASMI base address	*/
+#define CONFIG_NIOS_ASMI			   /* Enable ASMI	*/
+#define CFG_NIOS_ASMIBASE	CFG_NIOS_CPU_ASMI0 /* ASMI base address	*/
 
 /*------------------------------------------------------------------------
  * COMMANDS

include/flash.h

@@ -42,7 +42,8 @@ typedef struct {
 	ulong	erase_blk_tout;		/* maximum block erase timeout		*/
 	ulong	write_tout;		/* maximum write timeout		*/
 	ulong	buffer_write_tout;	/* maximum buffer write timeout		*/
-
+	ushort  vendor;                 /* the primary vendor id                */
+	ushort  cmd_reset;              /* Vendor specific reset command        */
 #endif
 } flash_info_t;
 
@@ -61,6 +62,8 @@ typedef struct {
 #define FLASH_CFI_BY32		0x04
 #define FLASH_CFI_BY64		0x08
 
+/* convert between bit value and numeric value */
+#define CFI_FLASH_SHIFT_WIDTH      3
 /* Prototypes */
 
 extern unsigned long flash_init (void);
@@ -78,6 +81,8 @@ extern int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt);
 /* board/?/flash.c */
 #if defined(CFG_FLASH_PROTECTION)
 extern int flash_real_protect(flash_info_t *info, long sector, int prot);
+extern void flash_read_user_serial(flash_info_t * info, void * buffer, int offset, int len);
+extern void flash_read_factory_serial(flash_info_t * info, void * buffer, int offset, int len);
 #endif	/* CFG_FLASH_PROTECTION */
 
 /*-----------------------------------------------------------------------