ARM System Developer’s Guide phần 7 pdf
ARM System Developer’s Guide phần 7 pdf
... c7, c6, 0 ARM9 20T, ARM9 22T, ARM9 26EJ-S, ARM9 40T,
ARM9 46E-S, ARM1 022E, ARM1 026EJ-S,
StrongARM, XScale
Flush instruction cache MCR p15, 0, Rd, c7, c5, 0 ARM9 20T, ARM9 22T, ARM9 26EJ-S, ARM9 40T,
ARM9 46E-S, ... CP15:c7:Cm commands to flush the entire cache.
Command MCR instruction Core support
Flush cache MCR p15, 0, Rd, c7, c7, 0 ARM7 20T, ARM9 20T, ARM9 22T, ARM9 26EJ-S...
ARM System Developer’s Guide phần 8 pdf
... invalidate
ARM9 20T, ARM9 22T, ARM9 26EJ-S,
ARM1 022E, ARM1 026EJ-S,
StrongARM, XScale
Invalidate D
TLB by line
MCR p15, 0, Rd, c8, c6, 1 virtual address
to invalidate
ARM9 20T, ARM9 22T, ARM9 26EJ-S,
ARM1 022E, ... table at 0xFFFF0000
15612 23 478 910 0
MCWRS
31
ARM7 20T
161112 2 378 910 0
IMCRS
31
ARM9 20T, ARM9 22T, ARM9 26EJ-S, ARM1 026EJ-S
13
V
14
13
V
14 54
11
161112 2 37...
ARM System Developer’s Guide phần 1 ppt
... N.
ARM system developer’s guide: designing and optimizing system software/Andrew N.
Sloss, Dominic Symes, Chris Wright.
p. cm.
Includes bibliographical references and index.
ISBN 1-55860- 874 -5 ... xi
Chapter
1
ARM Embedded Systems 3
1.1 The RISC Design Philosophy 4
1.2 The ARM Design Philosophy 5
1.3 Embedded System Hardware 6
1.4 Embedded System Software 12
1.5 Summary 15...
ARM System Developer’s Guide phần 2 ppsx
... and stores. This is available in
ARM9 E and later cores.
Prior to ARMv4, ARM processors were not good at handling signed 8-bit or any 16-bit
values. Therefore ARM C compilers define char to be ... option -zc will have the same effect with armcc.
For the rest of this book we assume that you are using an ARMv4 processor or above.
This includes ARM7 TDMI and all later processors.
3.2 Branch...
ARM System Developer’s Guide phần 3 docx
... k
MOV y_6, x_5, LSR kr
ORR y_6, y_6, x_6, LSL k
MOV y _7, x_6, LSR kr
ORR y _7, y _7, x _7, LSL k
STMIA out!, {y_0-y _7} ; store 8 words
MOV y_0, x _7, LSR kr
SUBS N, N, #256 ; N -= (8 words * 32 bits)
BNE ... int *. ARM
architectures up to ARMv5TE do not support unaligned pointers. To detect them,
run the program on an ARM with an alignment checking trap. For example, you can
configure th...
ARM System Developer’s Guide phần 4 docx
... 0xfc0fc0fc, 0x0016e7 97, 0xf4898d60, 0x0043ace2
DCD 0xed7303b6, 0x006f2109, 0xe6c2b448, 0x0099 574 f
DCD 0xe 070 381c, 0x00c2615f, 0xda740da7, 0x00ea4f72
DCD 0xd4c77b03, 0x0111307e, 0xcf6 474 a9, 0x01 371 24d
DCD ... 0xca4587e7, 0x015c01a4, 0xc565c87b, 0x01800a56
DCD 0xc0c0c0c1, 0x01a3 376 1, 0xbc52640c, 0x01c592fb
DCD 0xb8 170 2e0, 0x01e726aa, 0xb40b40b4, 0x0207fb51
DCD 0xb02c0b03, 0x0228193...
ARM System Developer’s Guide phần 5 ppt
... 0x7fff,0x0000, 0x7fff,0x0000
DCW 0x7a7d,0x2528, 0x7f62,0x0c8c, 0x7d8a,0x18f9
DCW 0x6a6e,0x 471 d, 0x7d8a,0x18f9, 0x7642,0x30fc
DCW 0x5134,0x62f2, 0x7a7d,0x2528, 0x6a6e,0x 471 d
DCW 0x30fc,0x7642, 0x7642,0x30fc, ... 0x0c8c,0x7f62, 0x70e3,0x3c 57, 0x 471 d,0x6a6e
DCW 0xe7 07, 0x7d8a, 0x6a6e,0x 471 d, 0x30fc,0x7642
DCW 0xc3a9,0x70e3, 0x62f2,0x5134, 0x18f9,0x7d8a
DCW 0xa57e,0x5a82, 0x5a82,0x5a82,...
ARM System Developer’s Guide phần 6 docx
... common firmware suites.
10.1.1 ARM Firmware Suite
ARM has developed a firmware package called the ARM Firmware Suite (AFS). AFS is
designed purely for ARM- based embedded systems. It provides support ... r13,r13,#FRAME_SIZE-FRAME_R4 ;7: make space
STMIA r13,{r4-r11} ; 7 : save r4-r11
LDMIA r0,{r4-r9} ; 7 : restore r4-r9
BIC r1,r1,#I_Bit ; 8 :
MSR cpsr_c,r1 ; 8 : enable IRA
STMDB r13!...
ARM System Developer’s Guide phần 9 doc
... Support in ARMv6
Early in the ARMv6 project, ARM considered howto improve the DSP and media processing
capabilities of the architecture beyond the ARMv5E extensions described in Section 3 .7. This
work ... {,<imm_shift>} ARMv1
5. LDR<cond>{H|SB|SH} Rd, [Rn, {, #{-}<immed8>}]{!} ARMv4
6. LDR<cond>{H|SB|SH} Rd, [Rn, {-}Rm]{!} ARMv4
7. LDR<cond>{H|SB|SH} Rd, [Rn]...
ARM System Developer’s Guide phần 10 ppsx
... prior to the ARM7 TDMI.
For example, Table C.3 shows that the ARM9 66E-S processor has a ARM9 E core and
implements ARM architecture version 5TE. Any ARMv5TE binaries will execute on an
ARM9 66E-S processor.
C.1 ... ARM7 TDMI Instruction Cycle Timings
D.3 ARM9 TDMI Instruction Cycle Timings
D.4 StrongARM1 Instruction Cycle Timings
D.5 ARM9 E Instruction Cycle Timings
D.6 ARM1 0E Ins...