diff --git a/CHANGELOG b/CHANGELOG index 1420fd138..f4112df90 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -2,6 +2,16 @@ Changes for U-Boot 1.1.1: ====================================================================== +* Temporarily disabled John Kerl's extended MII command code because + "miivals.h" is missing + +* Patches by Mark Jonas, 13 Apr 2004: + - Remove CS0 chip select timing setting from cpu/mpc5xxx/start.S + - Add sync instructions to IceCube SDRAM init code + - Move SDRAM chip constants into seperate include files + - Unify DDR and SDR initialization code + - Unify all IceCube (Lite5xxx) target names + * Patch by John Kerl, 16 Apr 2004: Enable ranges in mii command, e.g. mii read 0-1f 0 or mii read 4-7 18-1a. Also add mii dump subcommand for diff --git a/MAKEALL b/MAKEALL index b241057c9..d0dd2235c 100644 --- a/MAKEALL +++ b/MAKEALL @@ -25,7 +25,7 @@ LIST_5xx=" \ ######################################################################### LIST_5xxx=" \ - IceCube_5100 IceCube_5200 EVAL5200 PM520 \ + icecube_5100 icecube_5200 EVAL5200 PM520 \ " ######################################################################### diff --git a/Makefile b/Makefile index 0287765c7..3eb1758a9 100644 --- a/Makefile +++ b/Makefile @@ -212,16 +212,16 @@ PATI_config: unconfig ######################################################################### ## MPC5xxx Systems ######################################################################### -MPC5200LITE_config \ -MPC5200LITE_LOWBOOT_config \ -MPC5200LITE_LOWBOOT08_config \ -icecube_5200_DDR_config \ -IceCube_5200_DDR_config \ -icecube_5200_DDR_LOWBOOT_config \ -icecube_5200_DDR_LOWBOOT08_config \ -icecube_5200_config \ -IceCube_5200_config \ -IceCube_5100_config: unconfig +Lite5200_config \ +Lite5200_LOWBOOT_config \ +Lite5200_LOWBOOT08_config \ +icecube_5200_config \ +icecube_5200_LOWBOOT_config \ +icecube_5200_LOWBOOT08_config \ +icecube_5200_DDR_config \ +icecube_5200_DDR_LOWBOOT_config \ +icecube_5200_DDR_LOWBOOT08_config \ +icecube_5100_config: unconfig @ >include/config.h @[ -z "$(findstring LOWBOOT_,$@)" ] || \ { if [ "$(findstring DDR,$@)" ] ; \ diff --git a/board/icecube/icecube.c b/board/icecube/icecube.c index e40bcdf4b..5a206c0f4 100644 --- a/board/icecube/icecube.c +++ b/board/icecube/icecube.c @@ -2,6 +2,9 @@ * (C) Copyright 2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * + * (C) Copyright 2004 + * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. + * * See file CREDITS for list of people who contributed to this * project. * @@ -25,90 +28,84 @@ #include #include +#if defined(CONFIG_MPC5200_DDR) +#include "mt46v16m16-75.h" +#else +#include "mt48lc16m16a2-75.h" +#endif + #ifndef CFG_RAMBOOT static void sdram_start (int hi_addr) { long hi_addr_bit = hi_addr ? 0x01000000 : 0; -#ifdef CONFIG_MPC5200_DDR /* unlock mode register */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = 0xf05f0f00 | hi_addr_bit; + *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000000 | hi_addr_bit; + __asm__ volatile ("sync"); + /* precharge all banks */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = 0xf05f0f02 | hi_addr_bit; + *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit; + __asm__ volatile ("sync"); + +#if SDRAM_DDR /* set mode register: extended mode */ - *(vu_long *)MPC5XXX_SDRAM_MODE = 0x40090000; + *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_EMODE; + __asm__ volatile ("sync"); + /* set mode register: reset DLL */ - *(vu_long *)MPC5XXX_SDRAM_MODE = 0x058d0000; - /* precharge all banks */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = 0xf05f0f02 | hi_addr_bit; - /* auto refresh */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = 0xf05f0f04 | hi_addr_bit; - /* set mode register */ - *(vu_long *)MPC5XXX_SDRAM_MODE = 0x018d0000; - /* normal operation */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = 0x705f0f00 | hi_addr_bit; -#else - /* unlock mode register */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = 0xd04f0000 | hi_addr_bit; - /* precharge all banks */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = 0xd04f0002 | hi_addr_bit; - /* set mode register */ -#if defined(CONFIG_MPC5200) - *(vu_long *)MPC5XXX_SDRAM_MODE = 0x00cd0000; -#elif defined(CONFIG_MGT5100) - *(vu_long *)MPC5XXX_SDRAM_MODE = 0x008d0000; + *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE | 0x04000000; + __asm__ volatile ("sync"); #endif + + /* precharge all banks */ + *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit; + __asm__ volatile ("sync"); + /* auto refresh */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = 0xd04f0004 | hi_addr_bit; - /* auto refresh */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = 0xd04f0004 | hi_addr_bit; + *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000004 | hi_addr_bit; + __asm__ volatile ("sync"); + /* set mode register */ - *(vu_long *)MPC5XXX_SDRAM_MODE = 0x00cd0000; + *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE; + __asm__ volatile ("sync"); + /* normal operation */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = 0x504f0000 | hi_addr_bit; -#endif + *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit; + __asm__ volatile ("sync"); } #endif +/* + * ATTENTION: Although partially referenced initdram does NOT make real use + * use of CFG_SDRAM_BASE. The code does not work if CFG_SDRAM_BASE + * is something else than 0x00000000. + */ + +#if defined(CONFIG_MPC5200) long int initdram (int board_type) { ulong dramsize = 0; -#ifdef CONFIG_MPC5200_DDR ulong dramsize2 = 0; -#endif #ifndef CFG_RAMBOOT ulong test1, test2; - - /* configure SDRAM start/end */ -#if defined(CONFIG_MPC5200) + + /* setup SDRAM chip selects */ *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001e;/* 2G at 0x0 */ *(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x80000000;/* disabled */ + __asm__ volatile ("sync"); -#ifdef CONFIG_MPC5200_DDR /* setup config registers */ - *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = 0x73722930; - *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = 0x47770000; + *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1; + *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2; + __asm__ volatile ("sync"); - /* set tap delay to 0x10 */ - *(vu_long *)MPC5XXX_CDM_PORCFG = 0x10000000; -#else - /* setup config registers */ - *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = 0xd2322800; - *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = 0x8ad70000; +#if SDRAM_DDR + /* set tap delay */ + *(vu_long *)MPC5XXX_CDM_PORCFG = SDRAM_TAPDELAY; + __asm__ volatile ("sync"); #endif -#elif defined(CONFIG_MGT5100) - *(vu_long *)MPC5XXX_SDRAM_START = 0x00000000; - *(vu_long *)MPC5XXX_SDRAM_STOP = 0x0000ffff;/* 2G */ - *(vu_long *)MPC5XXX_ADDECR |= (1 << 22); /* Enable SDRAM */ - - /* setup config registers */ - *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = 0xc2222600; - *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = 0x88b70004; - - /* address select register */ - *(vu_long *)MPC5XXX_SDRAM_XLBSEL = 0x03000000; -#endif + /* find RAM size using SDRAM CS0 only */ sdram_start(0); test1 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x80000000); sdram_start(1); @@ -119,11 +116,24 @@ long int initdram (int board_type) } else { dramsize = test2; } -#if defined(CONFIG_MPC5200) - *(vu_long *)MPC5XXX_SDRAM_CS0CFG = - (0x13 + __builtin_ffs(dramsize >> 20) - 1); -#ifdef CONFIG_MPC5200_DDR + + /* memory smaller than 1MB is impossible */ + if (dramsize < (1 << 20)) { + dramsize = 0; + } + + /* set SDRAM CS0 size according to the amount of RAM found */ + if (dramsize > 0) { + *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 + __builtin_ffs(dramsize >> 20) - 1; + } else { + *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */ + } + + + /* let SDRAM CS1 start right after CS0 */ *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize + 0x0000001e;/* 2G */ + + /* find RAM size using SDRAM CS1 only */ sdram_start(0); test1 = get_ram_size((ulong *)(CFG_SDRAM_BASE + dramsize), 0x80000000); sdram_start(1); @@ -134,34 +144,94 @@ long int initdram (int board_type) } else { dramsize2 = test2; } - *(vu_long *)MPC5XXX_SDRAM_CS1CFG = - dramsize + (0x13 + __builtin_ffs(dramsize2 >> 20) - 1); -#else - *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */ -#endif -#elif defined(CONFIG_MGT5100) - *(vu_long *)MPC5XXX_SDRAM_STOP = ((dramsize - 1) >> 15); -#endif + + /* memory smaller than 1MB is impossible */ + if (dramsize2 < (1 << 20)) { + dramsize2 = 0; + } + + /* set SDRAM CS1 size according to the amount of RAM found */ + if (dramsize2 > 0) { + *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize + | (0x13 + __builtin_ffs(dramsize2 >> 20) - 1); + } else { + *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */ + } + +#else /* CFG_RAMBOOT */ + + /* retrieve size of memory connected to SDRAM CS0 */ + dramsize = *(vu_long *)MPC5XXX_SDRAM_CS0CFG & 0xFF; + if (dramsize >= 0x13) { + dramsize = (1 << (dramsize - 0x13)) << 20; + } else { + dramsize = 0; + } + + /* retrieve size of memory connected to SDRAM CS1 */ + dramsize2 = *(vu_long *)MPC5XXX_SDRAM_CS1CFG & 0xFF; + if (dramsize2 >= 0x13) { + dramsize2 = (1 << (dramsize2 - 0x13)) << 20; + } else { + dramsize2 = 0; + } + +#endif /* CFG_RAMBOOT */ + + return dramsize + dramsize2; +} + +#elif defined(CONFIG_MGT5100) + +long int initdram (int board_type) +{ + ulong dramsize = 0; +#ifndef CFG_RAMBOOT + ulong test1, test2; + + /* setup and enable SDRAM chip selects */ + *(vu_long *)MPC5XXX_SDRAM_START = 0x00000000; + *(vu_long *)MPC5XXX_SDRAM_STOP = 0x0000ffff;/* 2G */ + *(vu_long *)MPC5XXX_ADDECR |= (1 << 22); /* Enable SDRAM */ + __asm__ volatile ("sync"); + + /* setup config registers */ + *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1; + *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2; + + /* address select register */ + *(vu_long *)MPC5XXX_SDRAM_XLBSEL = SDRAM_ADDRSEL; + __asm__ volatile ("sync"); + + /* find RAM size */ + sdram_start(0); + test1 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x80000000); + sdram_start(1); + test2 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x80000000); + if (test1 > test2) { + sdram_start(0); + dramsize = test1; + } else { + dramsize = test2; + } + + /* set SDRAM end address according to size */ + *(vu_long *)MPC5XXX_SDRAM_STOP = ((dramsize - 1) >> 15); + +#else /* CFG_RAMBOOT */ + + /* Retrieve amount of SDRAM available */ + dramsize = ((*(vu_long *)MPC5XXX_SDRAM_STOP + 1) << 15); -#else /* CFG_RAMBOOT */ -#ifdef CONFIG_MGT5100 - *(vu_long *)MPC5XXX_ADDECR |= (1 << 22); /* Enable SDRAM */ - dramsize = ((*(vu_long *)MPC5XXX_SDRAM_STOP + 1) << 15); -#else - dramsize = ((1 << (*(vu_long *)MPC5XXX_SDRAM_CS0CFG - 0x13)) << 20); -#ifdef CONFIG_MPC5200_DDR - dramsize2 = ((1 << (*(vu_long *)MPC5XXX_SDRAM_CS1CFG - 0x13)) << 20); -#endif -#endif #endif /* CFG_RAMBOOT */ -#ifdef CONFIG_MPC5200_DDR - dramsize += dramsize2; -#endif - /* return total ram size */ return dramsize; } +#else +#error Neither CONFIG_MPC5200 or CONFIG_MGT5100 defined +#endif + int checkboard (void) { #if defined(CONFIG_MPC5200) diff --git a/board/icecube/mt46v16m16-75.h b/board/icecube/mt46v16m16-75.h new file mode 100644 index 000000000..4c0f9a740 --- /dev/null +++ b/board/icecube/mt46v16m16-75.h @@ -0,0 +1,37 @@ +/* + * (C) Copyright 2004 + * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that 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 + */ + +#define SDRAM_DDR 1 /* is DDR */ + +#if defined(CONFIG_MPC5200) +/* Settings for XLB = 132 MHz */ +#define SDRAM_MODE 0x018D0000 +#define SDRAM_EMODE 0x40090000 +#define SDRAM_CONTROL 0x705f0f00 +#define SDRAM_CONFIG1 0x73722930 +#define SDRAM_CONFIG2 0x47770000 +#define SDRAM_TAPDELAY 0x10000000 + +#else +#error CONFIG_MPC5200 not defined +#endif diff --git a/board/icecube/mt48lc16m16a2-75.h b/board/icecube/mt48lc16m16a2-75.h new file mode 100644 index 000000000..ffdf0396a --- /dev/null +++ b/board/icecube/mt48lc16m16a2-75.h @@ -0,0 +1,43 @@ +/* + * (C) Copyright 2004 + * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that 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 + */ + +#define SDRAM_DDR 0 /* is SDR */ + +#if defined(CONFIG_MPC5200) +/* Settings for XLB = 132 MHz */ +#define SDRAM_MODE 0x00CD0000 +#define SDRAM_CONTROL 0x504F0000 +#define SDRAM_CONFIG1 0xD2322800 +#define SDRAM_CONFIG2 0x8AD70000 + +#elif defined(CONFIG_MGT5100) +/* Settings for XLB = 66 MHz */ +#define SDRAM_MODE 0x008D0000 +#define SDRAM_CONTROL 0x504F0000 +#define SDRAM_CONFIG1 0xC2222600 +#define SDRAM_CONFIG2 0x88B70004 +#define SDRAM_ADDRSEL 0x02000000 + +#else +#error Neither CONFIG_MPC5200 or CONFIG_MGT5100 defined +#endif diff --git a/board/utx8245/utx8245.c b/board/utx8245/utx8245.c index d870c9fcd..834fd8407 100644 --- a/board/utx8245/utx8245.c +++ b/board/utx8245/utx8245.c @@ -67,7 +67,7 @@ long int initdram(int board_type) emear1 = (emear1 & 0xFFFF0000) | ((new_bank0_end & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) | ((new_bank1_end & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT << 8); - + mpc824x_mpc107_setreg(MEAR1, mear1); mpc824x_mpc107_setreg(EMEAR1, emear1); diff --git a/common/cmd_mii.c b/common/cmd_mii.c index 4a8482977..4539dc54c 100644 --- a/common/cmd_mii.c +++ b/common/cmd_mii.c @@ -27,10 +27,11 @@ #include #include -#include -#include #if (CONFIG_COMMANDS & CFG_CMD_MII) +#include + +#define CONFIG_TERSE_MII /* XXX necessary here because "miivals.h" is missing */ #ifdef CONFIG_TERSE_MII /* @@ -145,7 +146,10 @@ U_BOOT_CMD( "mii read - read MII PHY register \n" "mii write - write MII PHY register \n" ); -#else /* CONFIG_TERSE_MII */ + +#else /* ! CONFIG_TERSE_MII ================================================= */ + +#include typedef struct _MII_reg_desc_t { ushort regno; diff --git a/cpu/mpc5xxx/start.S b/cpu/mpc5xxx/start.S index 559c7f415..e12eee9d1 100644 --- a/cpu/mpc5xxx/start.S +++ b/cpu/mpc5xxx/start.S @@ -103,6 +103,9 @@ boot_cold: boot_warm: mfmsr r5 /* save msr contents */ + /* Move CSBoot and adjust instruction pointer */ + /*--------------------------------------------------------------*/ + #if defined(CFG_LOWBOOT) #if defined(CFG_RAMBOOT) #error CFG_LOWBOOT is incompatible with CFG_RAMBOOT @@ -113,19 +116,15 @@ boot_warm: stw r3, 0x4(r4) /* CS0 start */ lis r3, STOP_REG(CFG_BOOTCS_START, CFG_BOOTCS_SIZE)@h ori r3, r3, STOP_REG(CFG_BOOTCS_START, CFG_BOOTCS_SIZE)@l - stw r3, 0x8(r4) /* CS0 stop */ - lis r3, 0x00047800@h - ori r3, r3, 0x00047800@l - stw r3, 0x300(r4) /* set timing, CS0/boot conf reg */ lis r3, 0x02010000@h ori r3, r3, 0x02010000@l - stw r3, 0x54(r4) /* CS0 and Boot enable, IPBI ctrl reg */ + stw r3, 0x54(r4) /* CS0 and Boot enable */ - lis r3, lowboot_reentry@h - ori r3, r3, lowboot_reentry@l + lis r3, lowboot_reentry@h /* jump from bootlow address space (0x0000xxxx) */ + ori r3, r3, lowboot_reentry@l /* to the address space the linker used */ mtlr r3 - blr /* jump to flash based address */ + blr lowboot_reentry: lis r3, START_REG(CFG_BOOTCS_START)@h @@ -134,12 +133,9 @@ lowboot_reentry: lis r3, STOP_REG(CFG_BOOTCS_START, CFG_BOOTCS_SIZE)@h ori r3, r3, STOP_REG(CFG_BOOTCS_START, CFG_BOOTCS_SIZE)@l stw r3, 0x50(r4) /* Boot stop */ - lis r3, 0x00047800@h - ori r3, r3, 0x00047800@l - stw r3, 0x300(r4) /* set timing, CS0/boot conf reg */ lis r3, 0x02000001@h ori r3, r3, 0x02000001@l - stw r3, 0x54(r4) /* Boot enable, CS0 disable, wait state enable */ + stw r3, 0x54(r4) /* Boot enable, CS0 disable */ #endif /* CFG_LOWBOOT */ #if defined(CFG_DEFAULT_MBAR) && !defined(CFG_RAMBOOT) diff --git a/doc/README.IceCube b/doc/README.IceCube index 52ad158f0..5252bc976 100644 --- a/doc/README.IceCube +++ b/doc/README.IceCube @@ -1,9 +1,12 @@ --------------------------------------------------------------------------- Build target Flash address | BDI "go" command | Reset Vector --------------------------------------------------------------------------- -MPC5200LITE 0xFFF00000 | 0xFFF00100 | 0xFFF00100 -MPC5200LITE_LOWBOOT 0xFF000000 | 0xFF000100 | 0x00000100 -MPC5200LITE_LOWBOOT08 0xFF800000 | 0xFF800100 | 0x00000100 +Lite5200 0xFFF00000 | 0xFFF00100 | 0xFFF00100 +Lite5200_LOWBOOT 0xFF000000 | 0xFF000100 | 0x00000100 +Lite5200_LOWBOOT08 0xFF800000 | 0xFF800100 | 0x00000100 +icecube_5200 0xFFF00000 | 0xFFF00100 | 0xFFF00100 +icecube_5200_LOWBOOT 0xFF000000 | 0xFF000100 | 0x00000100 +icecube_5200_LOWBOOT08 0xFF800000 | 0xFF800100 | 0x00000100 icecube_5200_DDR 0xFFF00000 | 0xFFF00100 | 0xFFF00100 icecube_5200_DDR_LOWBOOT 0xFF800000 | 0xFF800100 | 0x00000100 icecube_5200_DDR_LOWBOOT08 0xFF800000 | 0xFF800100 | 0x00000100 diff --git a/drivers/serial_xuartlite.c b/drivers/serial_xuartlite.c index 3af150d42..fcd1593cb 100644 --- a/drivers/serial_xuartlite.c +++ b/drivers/serial_xuartlite.c @@ -23,6 +23,9 @@ */ #include + +#ifdef CONFIG_MICROBLZE + #include /* FIXME: we should convert these to in32 and out32 */ @@ -70,3 +73,5 @@ int serial_tstc(void) { return (IO_SERIAL_STATUS & XUL_SR_RX_FIFO_VALID_DATA); } + +#endif /* CONFIG_MICROBLZE */