FreeCalypso > hg > fc-tourmaline

annotate src/cs/layer1/cfile/l1_small_asm.S @ 287:3dee79757ae4

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UI fw: load handheld audio mode on boot We have now reached the point where use of audio mode config files should be considered mandatory. In ACI usage we can tell users that they need to perform an AT@AUL of some appropriate audio mode, but in UI-enabled fw we really need to have the firmware load audio modes on its own, so that correct audio config gets established when the handset or development board runs on its own, without a connected host computer. Once have FC Venus with both main and headset audio channels and headset plug insertion detection, our fw will need to automatically load the handheld mode or the headset mode depending on the plug insertion state. For now we load only the handheld mode, which has been tuned for FC-HDS4 on FC Luna.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 13 Nov 2021 03:20:57 +0000
parents 4e78acac3d88
children
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4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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1 /*
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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2 * Assembly code extracted out of TI's l1_small.c
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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3 *
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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4 * This code is correct ONLY for CHIPSET 10 or 11 as currently used
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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5 * by FreeCalypso; see TI's original code for what changes would be
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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6 * needed to support other CHIPSETs.
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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7 */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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8
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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9 .text
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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10 .code 32
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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11
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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12 /*-------------------------------------------------------*/
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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13 /* _GSM_Small_Sleep */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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14 /* (formerly INT_Small_Sleep) */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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15 /*-------------------------------------------------------*/
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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16 /* */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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17 /* Description: small sleep */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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18 /* ------------ */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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19 /* Called by TCT_Schedule main loop of Nucleus */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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20 /*-------------------------------------------------------*/
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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21
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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22 #define SMALL_SLEEP 0x01
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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23 #define ALL_SLEEP 0x04
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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24 #define BIG_SMALL_SLEEP 0x05
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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25 #define PWR_MNGT 0x01
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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26
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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27 .globl _GSM_Small_Sleep
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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28 _GSM_Small_Sleep:
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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29
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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30 ldr r0,Switch
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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31 ldr r0,[r0]
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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32 ldrb r1,[r0]
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33 cmp r1,#PWR_MNGT
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34 bne TCT_Schedule_Loop
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35
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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36 ldr r0,Mode
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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37 ldr r0,[r0]
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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38 ldrb r1,[r0]
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39 cmp r1,#SMALL_SLEEP
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40 beq Small_sleep_ok
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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41 cmp r1,#ALL_SLEEP
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42 beq Small_sleep_ok
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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43 cmp r1,#BIG_SMALL_SLEEP
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44 bne TCT_Schedule_Loop
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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45
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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46 Small_sleep_ok:
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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47
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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48 // *****************************************************
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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49 //reset the DEEP_SLEEP bit 12 of CNTL_ARM_CLK register
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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50 // (Cf BUG_1278)
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51
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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52 ldr r0,addrCLKM @ pick up CNTL_ARM_CLK register address
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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53 ldrh r1,[r0] @ take the current value of the register
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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54 orr r1,r1,#0x1000 @ reset the bit
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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55 strh r1,[r0] @ store the result
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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56
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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57 ldr r0,addrCLKM @ pick up CLKM clock register address
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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58 ldrh r1,[r0] @ take the current value of the register
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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59 bic r1,r1,#1 @ disable ARM clock
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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60 strh r1,[r0]
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61
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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62 B TCT_Schedule_Loop @ Return to TCT_Schedule main loop
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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63
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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64 addrCLKM: .word 0xfffffd00 @ CLKM clock register address
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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65
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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66 Mode: .word mode_authorized
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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67 Switch: .word switch_PWR_MNGT