FreeCalypso > hg > freecalypso-sw
annotate gsm-fw/lldbg/serio.S @ 894:a714522c925b
Pirelli RFFE control: PA band select wasn't being driven properly
author | Space Falcon <falcon@ivan.Harhan.ORG> |
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date | Tue, 30 Jun 2015 09:13:57 +0000 |
parents | f5affe83ba2d |
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rev | line source |
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865
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lldbg hack (poor girl's substitute for JTAG) implemented
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parents:
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1 #include "../include/config.h" |
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lldbg hack (poor girl's substitute for JTAG) implemented
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2 #include "ns16550.h" |
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lldbg hack (poor girl's substitute for JTAG) implemented
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3 |
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lldbg hack (poor girl's substitute for JTAG) implemented
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4 /* this module implements the elementary serial I/O operations */ |
f5affe83ba2d
lldbg hack (poor girl's substitute for JTAG) implemented
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5 |
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lldbg hack (poor girl's substitute for JTAG) implemented
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6 .text |
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lldbg hack (poor girl's substitute for JTAG) implemented
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7 .code 32 |
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lldbg hack (poor girl's substitute for JTAG) implemented
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8 .globl lldbg_serial_out |
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lldbg hack (poor girl's substitute for JTAG) implemented
Space Falcon <falcon@ivan.Harhan.ORG>
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9 lldbg_serial_out: |
f5affe83ba2d
lldbg hack (poor girl's substitute for JTAG) implemented
Space Falcon <falcon@ivan.Harhan.ORG>
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10 ldr r2, =CONFIG_LLDBG_UART_BASE |
f5affe83ba2d
lldbg hack (poor girl's substitute for JTAG) implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
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11 1: ldrb r3, [r2, #NS16550_LSR] |
f5affe83ba2d
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
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12 tst r3, #NS16550_LSR_THRE |
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13 beq 1b |
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14 strb r0, [r2, #NS16550_THR] |
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15 bx lr |
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16 |
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lldbg hack (poor girl's substitute for JTAG) implemented
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17 .globl lldbg_serial_in_poll |
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lldbg hack (poor girl's substitute for JTAG) implemented
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18 lldbg_serial_in_poll: |
f5affe83ba2d
lldbg hack (poor girl's substitute for JTAG) implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
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19 ldr r2, =CONFIG_LLDBG_UART_BASE |
f5affe83ba2d
lldbg hack (poor girl's substitute for JTAG) implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
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changeset
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20 ldrb r3, [r2, #NS16550_LSR] |
f5affe83ba2d
lldbg hack (poor girl's substitute for JTAG) implemented
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parents:
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21 tst r3, #NS16550_LSR_DR |
f5affe83ba2d
lldbg hack (poor girl's substitute for JTAG) implemented
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22 ldrneb r0, [r2, #NS16550_RBR] |
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23 mvneq r0, #0 |
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24 bx lr |
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25 |
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26 #if 0 // not needed currently |
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27 .globl lldbg_serial_flush |
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lldbg hack (poor girl's substitute for JTAG) implemented
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28 lldbg_serial_flush: |
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29 ldr r2, =CONFIG_LLDBG_UART_BASE |
f5affe83ba2d
lldbg hack (poor girl's substitute for JTAG) implemented
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30 1: ldrb r3, [r2, #NS16550_LSR] |
f5affe83ba2d
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31 tst r3, #NS16550_LSR_TEMP |
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32 beq 1b |
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33 bx lr |
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34 #endif |