annotate src/cs/drivers/drv_core/abb/abb_inline.h @ 303:f76436d19a7a default tip

!GPRS config: fix long-standing AT+COPS chance hanging bug There has been a long-standing bug in FreeCalypso going back years: sometimes in the AT command bring-up sequence of an ACI-only MS, the AT+COPS command would produce only a power scan followed by cessation of protocol stack activity (only L1 ADC traces), instead of the expected network search sequence. This behaviour was seen in different FC firmware versions going back to Citrine, and seemed to follow some law of chance, not reliably repeatable. This bug has been tracked down and found to be specific to !GPRS configuration, stemming from our TCS2/TCS3 hybrid and reconstruction of !GPRS support that was bitrotten in TCS3.2/LoCosto version. ACI module psa_mms.c, needed only for !GPRS, was missing in the TCS3 version and had to be pulled from TCS2 - but as it turns out, there is a new field in the MMR_REG_REQ primitive that needs to be set correctly, and that psa_mms.c module is the place where this initialization needed to be added.
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 08 Jun 2023 08:23:37 +0000
parents 4e78acac3d88
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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 /* TEXAS INSTRUMENTS INCORPORATED PROPRIETARY INFORMATION */
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 /* Property of Texas Instruments -- For Unrestricted Internal Use Only */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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5 /* Unauthorized reproduction and/or distribution is strictly prohibited. This */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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6 /* product is protected under copyright law and trade secret law as an */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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7 /* unpublished work. Created 1987, (C) Copyright 1997 Texas Instruments. All */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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8 /* rights reserved. */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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9 /* */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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10 /* */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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11 /* Filename : abb_inline.h */
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 /* Description : inline functions to drive the ABB device. */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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14 /* The Serial Port Interface is used to connect the TI */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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15 /* Analog BaseBand (ABB). */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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16 /* It is assumed that the ABB is connected as the SPI */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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17 /* device 0. */
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 /* Author : Pascal PUEL */
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 /* Version number : 1.0 */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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22 /* */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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23 /* Date and time : Dec 2002 */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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24 /* */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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25 /* Previous delta : Creation */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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26 /* */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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27 /**********************************************************************************/
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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28
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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29 #ifndef __ABB_INLINE_H__
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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30 #define __ABB_INLINE_H__
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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31
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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32 #include "l1sw.cfg"
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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33
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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34 #if (OP_L1_STANDALONE == 0)
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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35 #include "main/sys_types.h"
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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36 #else
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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37 #include "sys_types.h"
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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38 #endif
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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39
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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40 #include "spi/spi_drv.h"
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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41
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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42 // MACROS
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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43 #define ABB_WRITE_REG(reg, data) { \
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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44 SPI_WRITE_TX_MSB((data << 6) | reg) \
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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45 SPI_START_WRITE }
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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46
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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47 #define ABB_READ_REG(reg) { \
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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48 SPI_WRITE_TX_MSB(reg | 1) \
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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49 SPI_START_READ }
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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50
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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51
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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52 #define ABB_SET_PAGE(page) ABB_WRITE_REG(PAGEREG, page)
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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53
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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54 #define SEVEN_CYCLES_13M_NS 539
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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55
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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56 // INLINE FUNCTIONS
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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57 /*-----------------------------------------------------------------------*/
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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58 /* ABB_SetPage() */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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59 /* */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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60 /* This function sets the right page in the ABB register PAGEREG. */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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61 /* */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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62 /*-----------------------------------------------------------------------*/
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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63 static inline void ABB_SetPage(SYS_UWORD16 page)
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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64 {
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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65 volatile SYS_UWORD16 status;
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66
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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67 ABB_SET_PAGE(page);
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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68 while(((status = * (volatile SYS_UWORD16 *) SPI_REG_STATUS) & WE_ST) == 0);
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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69
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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70 // if IBIC is already processing another request (from the BSP)
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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71 // the USP request is delayed by 3 clock cycles
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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72 // which gives a total of 7 clock cycles ( = 539 ns at 13 MHz) in the worst case
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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73 wait_ARM_cycles(convert_nanosec_to_cycles(SEVEN_CYCLES_13M_NS));
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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74 }
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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75
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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76
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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77 /*-----------------------------------------------------------------------*/
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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78 /* ABB_WriteRegister() */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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79 /* */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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80 /* This function writes "data" in the ABB register "abb_reg". */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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81 /* */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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82 /*-----------------------------------------------------------------------*/
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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83 static inline void ABB_WriteRegister(SYS_UWORD16 abb_reg, SYS_UWORD16 data)
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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84 {
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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85 volatile SYS_UWORD16 status;
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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86
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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87 ABB_WRITE_REG(abb_reg, data);
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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88 while(((status = * (volatile SYS_UWORD16 *) SPI_REG_STATUS) & WE_ST) == 0);
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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89
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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90 // if IBIC is already processing another request (from the BSP)
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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91 // the USP request is delayed by 3 clock cycles
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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92 // which gives a total of 7 clock cycles ( = 539 ns at 13 MHz) in the worst case
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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93 wait_ARM_cycles(convert_nanosec_to_cycles(SEVEN_CYCLES_13M_NS));
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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94
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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95 }
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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96
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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97
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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98 /*-----------------------------------------------------------------------*/
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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99 /* ABB_ReadRegister() */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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100 /* */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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101 /* This function reads the ABB register "abb_reg" and returns */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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102 /* the real register value. */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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103 /* */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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104 /*-----------------------------------------------------------------------*/
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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105 static inline SYS_UWORD16 ABB_ReadRegister(SYS_UWORD16 abb_reg)
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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106 {
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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107 volatile SYS_UWORD16 status;
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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108
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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109 // First part of read access to the ABB register
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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110 ABB_READ_REG(abb_reg);
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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111 while(((status = * (volatile SYS_UWORD16 *) SPI_REG_STATUS) & RE_ST) == 0);
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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112
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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113 // if IBIC is already processing another request (from the BSP)
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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114 // the USP request is delayed by 3 clock cycles
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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115 // which gives a total of 7 clock cycles ( = 539 ns at 13 MHz) in the worst case
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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116 wait_ARM_cycles(convert_nanosec_to_cycles(SEVEN_CYCLES_13M_NS));
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117
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118 // Second part of read access to the ABB register
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119 ABB_READ_REG(abb_reg);
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120 while(((status = * (volatile SYS_UWORD16 *) SPI_REG_STATUS) & RE_ST) == 0);
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121
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122 // if IBIC is already processing another request (from the BSP)
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123 // the USP request is delayed by 3 clock cycles
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124 // which gives a total of 7 clock cycles ( = 539 ns at 13 MHz) in the worst case
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125 wait_ARM_cycles(convert_nanosec_to_cycles(SEVEN_CYCLES_13M_NS));
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126
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127 return ((SPI_ReadRX_LSB() >> 6) & 0x3ff);
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128 }
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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129
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130
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131 #endif // __ABB_INLINE_H__