| mmc.c (183446) | mmc.c (183447) |
|---|---|
| 1/*- 2 * Copyright (c) 2006 Bernd Walter. All rights reserved. 3 * Copyright (c) 2006 M. Warner Losh. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 37 unchanged lines hidden (view full) --- 46 * implication, estoppel or otherwise under any patent or other rights of the 47 * SD Group, SD-3C LLC, the SD Card Association or any third party. Nothing 48 * herein shall be construed as an obligation by the SD Group, the SD-3C LLC 49 * or the SD Card Association to disclose or distribute any technical 50 * information, know-how or other confidential information to any third party. 51 */ 52 53#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2006 Bernd Walter. All rights reserved. 3 * Copyright (c) 2006 M. Warner Losh. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 37 unchanged lines hidden (view full) --- 46 * implication, estoppel or otherwise under any patent or other rights of the 47 * SD Group, SD-3C LLC, the SD Card Association or any third party. Nothing 48 * herein shall be construed as an obligation by the SD Group, the SD-3C LLC 49 * or the SD Card Association to disclose or distribute any technical 50 * information, know-how or other confidential information to any third party. 51 */ 52 53#include <sys/cdefs.h> |
| 54__FBSDID("$FreeBSD: head/sys/dev/mmc/mmc.c 183446 2008-09-28 22:27:29Z imp $"); | 54__FBSDID("$FreeBSD: head/sys/dev/mmc/mmc.c 183447 2008-09-28 22:40:11Z imp $"); |
| 55 56#include <sys/param.h> 57#include <sys/systm.h> 58#include <sys/kernel.h> 59#include <sys/malloc.h> 60#include <sys/lock.h> 61#include <sys/module.h> 62#include <sys/mutex.h> --- 18 unchanged lines hidden (view full) --- 81 */ 82struct mmc_ivars { 83 uint32_t raw_cid[4]; /* Raw bits of the CID */ 84 uint32_t raw_csd[4]; /* Raw bits of the CSD */ 85 uint16_t rca; 86 enum mmc_card_mode mode; 87 struct mmc_cid cid; /* cid decoded */ 88 struct mmc_csd csd; /* csd decoded */ | 55 56#include <sys/param.h> 57#include <sys/systm.h> 58#include <sys/kernel.h> 59#include <sys/malloc.h> 60#include <sys/lock.h> 61#include <sys/module.h> 62#include <sys/mutex.h> --- 18 unchanged lines hidden (view full) --- 81 */ 82struct mmc_ivars { 83 uint32_t raw_cid[4]; /* Raw bits of the CID */ 84 uint32_t raw_csd[4]; /* Raw bits of the CSD */ 85 uint16_t rca; 86 enum mmc_card_mode mode; 87 struct mmc_cid cid; /* cid decoded */ 88 struct mmc_csd csd; /* csd decoded */ |
| 89 u_char read_only; /* True when the device is read-only */ |
|
| 89}; 90 91#define CMD_RETRIES 3 92 93/* bus entry points */ 94static int mmc_probe(device_t dev); 95static int mmc_attach(device_t dev); 96static int mmc_detach(device_t dev); --- 511 unchanged lines hidden (view full) --- 608 printf("Error reading CID %d\n", err); 609 break; 610 } 611 if (mmcbr_get_mode(sc->dev) == mode_sd) { 612 ivar->mode = mode_sd; 613 mmc_decode_cid(1, ivar->raw_cid, &ivar->cid); 614 mmc_send_relative_addr(sc, &resp); 615 ivar->rca = resp >> 16; | 90}; 91 92#define CMD_RETRIES 3 93 94/* bus entry points */ 95static int mmc_probe(device_t dev); 96static int mmc_attach(device_t dev); 97static int mmc_detach(device_t dev); --- 511 unchanged lines hidden (view full) --- 609 printf("Error reading CID %d\n", err); 610 break; 611 } 612 if (mmcbr_get_mode(sc->dev) == mode_sd) { 613 ivar->mode = mode_sd; 614 mmc_decode_cid(1, ivar->raw_cid, &ivar->cid); 615 mmc_send_relative_addr(sc, &resp); 616 ivar->rca = resp >> 16; |
| 616 // RO check | 617 if (mmcbr_get_ro(sc->dev)) 618 ivar->read_only = 1; |
| 617 mmc_send_csd(sc, ivar->rca, ivar->raw_csd); 618 mmc_decode_csd(1, ivar->raw_csd, &ivar->csd); 619 printf("SD CARD: %lld bytes\n", (long long) 620 ivar->csd.capacity); 621 child = device_add_child(sc->dev, NULL, -1); 622 device_set_ivars(child, ivar); 623 return; 624 } --- 108 unchanged lines hidden (view full) --- 733 *(int *)result = ivar->rca; 734 break; 735 case MMC_IVAR_SECTOR_SIZE: 736 *(int *)result = 512; 737 break; 738 case MMC_IVAR_TRAN_SPEED: 739 *(int *)result = ivar->csd.tran_speed; 740 break; | 619 mmc_send_csd(sc, ivar->rca, ivar->raw_csd); 620 mmc_decode_csd(1, ivar->raw_csd, &ivar->csd); 621 printf("SD CARD: %lld bytes\n", (long long) 622 ivar->csd.capacity); 623 child = device_add_child(sc->dev, NULL, -1); 624 device_set_ivars(child, ivar); 625 return; 626 } --- 108 unchanged lines hidden (view full) --- 735 *(int *)result = ivar->rca; 736 break; 737 case MMC_IVAR_SECTOR_SIZE: 738 *(int *)result = 512; 739 break; 740 case MMC_IVAR_TRAN_SPEED: 741 *(int *)result = ivar->csd.tran_speed; 742 break; |
| 743 case MMC_IVAR_READ_ONLY: 744 *(int *)result = ivar->read_only; 745 break; |
|
| 741 } 742 return (0); 743} 744 745static int 746mmc_write_ivar(device_t bus, device_t child, int which, uintptr_t value) 747{ 748 // None are writable ATM --- 45 unchanged lines hidden --- | 746 } 747 return (0); 748} 749 750static int 751mmc_write_ivar(device_t bus, device_t child, int which, uintptr_t value) 752{ 753 // None are writable ATM --- 45 unchanged lines hidden --- |