1 //==========================================================================
3 // devs/wallclock/powerpc/moab/include/devs_wallclock_moab.inl
5 // TAMS MOAB RTC IO definitions
7 //==========================================================================
8 //####ECOSGPLCOPYRIGHTBEGIN####
9 // -------------------------------------------
10 // This file is part of eCos, the Embedded Configurable Operating System.
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12 // Copyright (C) 2003 Gary Thomas
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39 // -------------------------------------------
40 //####ECOSGPLCOPYRIGHTEND####
41 //==========================================================================
42 //#####DESCRIPTIONBEGIN####
47 // Purpose: MOAB RTC definitions for using DS1307
48 //####DESCRIPTIONEND####
49 //==========================================================================
51 #include CYGDAT_DEVS_WALLCLOCK_MOAB_CFG
53 static __inline__ void
54 DS_GET(cyg_uint8 *regs)
61 if (!hal_ppc405_i2c_put_bytes(page, &addr, 1)) {
62 diag_printf("%s - Can't select page %x\n", __FUNCTION__, page);
65 if (!hal_ppc405_i2c_get_bytes(page, regs, DS_REGS_SIZE)) {
66 diag_printf("%s - Can't read RTC\n", __FUNCTION__);
70 diag_printf("RTC data - read\n");
71 diag_dump_buf(regs, DS_REGS_SIZE);
77 if (!hal_ppc405_i2c_put_bytes(page, &addr, 1)) {
78 diag_printf("%s - Can't select page %x\n", __FUNCTION__, page);
81 if (!hal_ppc405_i2c_get_bytes(page, regs, DS_REGS_SIZE)) {
82 diag_printf("%s - Can't read RTC\n", __FUNCTION__);
85 diag_printf("RTC data - test\n");
86 diag_dump_buf(regs, DS_REGS_SIZE);
90 static __inline__ void
91 DS_PUT(cyg_uint8 *regs)
93 cyg_uint8 addr_data[DS_REGS_SIZE+1], page;
97 diag_printf("RTC data - write\n");
98 diag_dump_buf(regs, DS_REGS_SIZE);
100 // Update RTC in one swoop
101 addr_data[0] = 0x00; // Starting register address
102 for (i = 0; i < DS_REGS_SIZE; i++) {
103 addr_data[i+1] = regs[i];
106 if (!hal_ppc405_i2c_put_bytes(page, addr_data, DS_REGS_SIZE+1)) {
107 diag_printf("%s - Can't write registers\n", __FUNCTION__);
111 // Test RTC by copying the registers to some of the RAM
112 addr_data[0] = 0x10; // Starting register address
113 for (i = 0; i < DS_REGS_SIZE; i++) {
114 addr_data[i+1] = regs[i];
117 if (!hal_ppc405_i2c_put_bytes(page, addr_data, DS_REGS_SIZE+1)) {
118 diag_printf("%s - Can't write registers\n", __FUNCTION__);
124 // EOF devs_wallclock_moab.inl