diff options
Diffstat (limited to 'drivers/staging/tidspbridge/include/dspbridge/mbx_sh.h')
| -rw-r--r-- | drivers/staging/tidspbridge/include/dspbridge/mbx_sh.h | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/drivers/staging/tidspbridge/include/dspbridge/mbx_sh.h b/drivers/staging/tidspbridge/include/dspbridge/mbx_sh.h deleted file mode 100644 index d4cb3948baba..000000000000 --- a/drivers/staging/tidspbridge/include/dspbridge/mbx_sh.h +++ /dev/null @@ -1,144 +0,0 @@ -/* - * mbx_sh.h - * - * DSP-BIOS Bridge driver support functions for TI OMAP processors. - * - * Definitions for shared mailbox cmd/data values.(used on both - * the GPP and DSP sides). - * - * Copyright (C) 2008 Texas Instruments, Inc. - * - * This package is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED - * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. - */ - -/* - * Bridge usage of OMAP mailbox 1 is determined by the "class" of the - * mailbox interrupt's cmd value received. The class value are defined - * as a bit (10 thru 15) being set. - * - * Note: Only 16 bits of each is used. Other 16 bit data reg available. - * - * 16 bit Mbx bit defns: - * - * A). Exception/Error handling (Module DEH) : class = 0. - * - * 15 10 0 - * --------------------------------- - * |0|0|0|0|0|0|x|x|x|x|x|x|x|x|x|x| - * --------------------------------- - * | (class) | (module specific) | - * - * - * B: DSP-DMA link driver channels (DDMA) : class = 1. - * - * 15 10 0 - * --------------------------------- - * |0|0|0|0|0|1|b|b|b|b|b|c|c|c|c|c| - * --------------------------------- - * | (class) | (module specific) | - * - * where b -> buffer index (32 DDMA buffers/chnl max) - * c -> channel Id (32 DDMA chnls max) - * - * - * C: Proc-copy link driver channels (PCPY) : class = 2. - * - * 15 10 0 - * --------------------------------- - * |0|0|0|0|1|0|x|x|x|x|x|x|x|x|x|x| - * --------------------------------- - * | (class) | (module specific) | - * - * - * D: Zero-copy link driver channels (DDZC) : class = 4. - * - * 15 10 0 - * --------------------------------- - * |0|0|0|1|0|0|x|x|x|x|x|c|c|c|c|c| - * --------------------------------- - * | (class) | (module specific) | - * - * where x -> not used - * c -> channel Id (32 ZCPY chnls max) - * - * - * E: Power management : class = 8. - * - * 15 10 0 - * --------------------------------- - * |0|0|1|0|0|0|x|x|x|x|x|c|c|c|c|c| - - * 0010 00xx xxxc cccc - * 0010 00nn pppp qqqq - * nn: - * 00 = reserved - * 01 = pwr state change - * 10 = opp pre-change - * 11 = opp post-change - * - * if nn = pwr state change: - * pppp = don't care - * qqqq: - * 0010 = hibernate - * 0010 0001 0000 0010 - * 0110 = retention - * 0010 0001 0000 0110 - * others reserved - * - * if nn = opp pre-change: - * pppp = current opp - * qqqq = next opp - * - * if nn = opp post-change: - * pppp = prev opp - * qqqq = current opp - * - * --------------------------------- - * | (class) | (module specific) | - * - * where x -> not used - * c -> Power management command - * - */ - -#ifndef _MBX_SH_H -#define _MBX_SH_H - -#define MBX_PCPY_CLASS 0x0800 /* PROC-COPY " */ -#define MBX_PM_CLASS 0x2000 /* Power Management */ -#define MBX_DBG_CLASS 0x4000 /* For debugging purpose */ - -/* - * Exception Handler codes - * Magic code used to determine if DSP signaled exception. - */ -#define MBX_DEH_BASE 0x0 -#define MBX_DEH_USERS_BASE 0x100 /* 256 */ -#define MBX_DEH_LIMIT 0x3FF /* 1023 */ -#define MBX_DEH_RESET 0x101 /* DSP RESET (DEH) */ - -/* - * Link driver command/status codes. - */ - -/* Power Management Commands */ -#define MBX_PM_DSPIDLE (MBX_PM_CLASS + 0x0) -#define MBX_PM_DSPWAKEUP (MBX_PM_CLASS + 0x1) -#define MBX_PM_EMERGENCYSLEEP (MBX_PM_CLASS + 0x2) -#define MBX_PM_SETPOINT_PRENOTIFY (MBX_PM_CLASS + 0x6) -#define MBX_PM_SETPOINT_POSTNOTIFY (MBX_PM_CLASS + 0x7) -#define MBX_PM_DSPRETENTION (MBX_PM_CLASS + 0x8) -#define MBX_PM_DSPHIBERNATE (MBX_PM_CLASS + 0x9) -#define MBX_PM_HIBERNATE_EN (MBX_PM_CLASS + 0xA) -#define MBX_PM_OPP_REQ (MBX_PM_CLASS + 0xB) - -/* Bridge Debug Commands */ -#define MBX_DBG_SYSPRINTF (MBX_DBG_CLASS + 0x0) - -#endif /* _MBX_SH_H */ |