1 # A PXA255 test board with SST 39LF400A flash
3 # At reset the memory map is as follows. Note that
4 # the memory map changes later on as the application
10 source [find target/pxa255.cfg]
12 # Target name is set by above
13 $_TARGETNAME configure -work-area-virt 0 -work-area-phys 0x4000000 -work-area-size 0x4000 -work-area-backup 0
15 # flash bank <driver> <base> <size> <chip_width> <bus_width> <target> [options]
16 flash bank cfi 0x00000000 0x80000 2 2 $_TARGETNAME jedec_probe
18 proc pxa255_sst_init {} {
19 xscale cp15 15 0x00002001 #Enable CP0 and CP13 access
23 mww 0x40E00018 0x00008000 #CPSR0
25 mww 0x40E0001C 0x00000002 #GPSR1
27 mww 0x40E00020 0x00000008 #GPSR2
29 mww 0x40E0000C 0x00008000 #GPDR0
31 mww 0x40E00054 0x80000000 #GAFR0_L
33 mww 0x40E00058 0x00188010 #GAFR0_H
35 mww 0x40E0005C 0x60908018 #GAFR1_L
37 mww 0x40E0000C 0x0280E000 #GPDR0
39 mww 0x40E00010 0x821C88B2 #GPDR1
41 mww 0x40E00014 0x000F03DB #GPDR2
43 mww 0x40E00000 0x000F03DB #GPLR0
47 mww 0x40F00004 0x00000020 #PSSR
51 # setup memory controller
53 mww 0x48000008 0x01111998 #MSC0
55 mww 0x48000010 0x00047ff0 #MSC2
57 mww 0x48000014 0x00000000 #MECR
59 mww 0x48000028 0x00010504 #MCMEM0
61 mww 0x4800002C 0x00010504 #MCMEM1
63 mww 0x48000030 0x00010504 #MCATT0
65 mww 0x48000034 0x00010504 #MCATT1
67 mww 0x48000038 0x00004715 #MCIO0
69 mww 0x4800003C 0x00004715 #MCIO1
72 mww 0x48000004 0x03CA4018 #MDREF
74 mww 0x48000004 0x004B4018 #MDREF
76 mww 0x48000004 0x000B4018 #MDREF
78 mww 0x48000004 0x000BC018 #MDREF
80 mww 0x48000000 0x00001AC8 #MDCNFG
85 mww 0x48000000 0x00001AC9 #MDCNFG
87 mww 0x48000040 0x00000000 #MDMRS
91 $_TARGETNAME configure -event reset-init {pxa255_sst_init}
93 reset_config trst_and_srst
98 #xscale debug_handler 0 0xFFFF0800 # debug handler base address