ocd_board_setup.mac

来自「RMI AU1200 BOOTLOADER(autoboot).支持从PCMCI」· MAC 代码 · 共 58 行

halt
halt
halt
mipsendian little
# setup for Au1000/Be1000 for MacGraigor probe
#
# disable CE0, CE2, CE3
# CE1 set up to access 0xAF000000
#
long 0xb4001008 = 0x11f03fc0
long 0xb4001018 = 0x10f03fc0
long 0xb4001028 = 0
long 0xb4001038 = 0
#    //	Tras = 6 cycles (45ns at 133MHz)
#    //	Tmrd = 3 cycles (who cares?)
#    //	Twr = 2 cycles
#    //	Trp =
#    //	Trcd =
#    //	Tcl = 2 cycles
#    setup chip selects
long 0xb4000000 = 0x00552ea9
long 0xb4000004 = 0x00552ea9
#long 0xb4000008 = 0x00552ea9
#
#    //	set address decodes
#    // 32 MB bank at 0x00000000
long 0xb400000c = 0x001003f8
#    // 32 MB bank at 0x02000000
long 0xb4000010 = 0x001023f8
#    // 32 MB bank at 0x1e000000	// enable this for YAMON debug...
#long 0xb4000010 = 0x0011e3f8
#    // 32 MB bank at 0x04000000
#long 0xb4000014 = 0x001043f8
#
#    //	precharge all banks
#
long 0xb400001c = 0
#
#    //	two auto refreshes
#
long 0xb4000020 = 0
long 0xb4000020 = 0
#
#   // write mode registers
#		// burst size = 8, sequential, cas latency = 2
long 0xb4000024 = 0x00000023
long 0xb4000028 = 0x00000023
#long 0xb400002c = 0x00000023

#   //	enable refresh
#		// refresh 15us at 192MHz
#
long 0xb4000018 = 0x76000c24

# set CE1# at 0xaf000000

long 0xb4001018 = 0x10f03fc0