Date: Tue, 16 Apr 2019 02:46:22 +0000 (UTC) From: Marcin Wojtas <mw@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r346261 - head/sys/dev/tpm Message-ID: <201904160246.x3G2kMpk067425@repo.freebsd.org>
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Author: mw Date: Tue Apr 16 02:46:21 2019 New Revision: 346261 URL: https://svnweb.freebsd.org/changeset/base/346261 Log: Improve tpm20 style No functional changes to the code are applied. Submitted by: Kornel Duleba <mindal@semihalf.com> Obtained from: Semihalf Sponsored by: Stormshield Modified: head/sys/dev/tpm/tpm20.c head/sys/dev/tpm/tpm20.h head/sys/dev/tpm/tpm_crb.c head/sys/dev/tpm/tpm_tis.c Modified: head/sys/dev/tpm/tpm20.c ============================================================================== --- head/sys/dev/tpm/tpm20.c Tue Apr 16 02:38:39 2019 (r346260) +++ head/sys/dev/tpm/tpm20.c Tue Apr 16 02:46:21 2019 (r346261) @@ -142,7 +142,8 @@ tpm20_write(struct cdev *dev, struct uio *uio, int fla return (result); } -static void tpm20_discard_buffer(void *arg) +static void +tpm20_discard_buffer(void *arg) { struct tpm_sc *sc; @@ -304,9 +305,10 @@ tpm20_save_state(device_t dev, bool suspend) { struct tpm_sc *sc; uint8_t save_cmd[] = { - 0x80, 0x01, /* TPM_ST_NO_SESSIONS tag*/ + 0x80, 0x01, /* TPM_ST_NO_SESSIONS tag*/ 0x00, 0x00, 0x00, 0x0C, /* cmd length */ - 0x00, 0x00, 0x01, 0x45, 0x00, 0x00 /* cmd TPM_CC_Shutdown */ + 0x00, 0x00, 0x01, 0x45, /* cmd TPM_CC_Shutdown */ + 0x00, 0x00 /* TPM_SU_STATE */ }; sc = device_get_softc(dev); @@ -315,7 +317,7 @@ tpm20_save_state(device_t dev, bool suspend) * Inform the TPM whether we are going to suspend or reboot/shutdown. */ if (suspend) - save_cmd[11] = 1; /* TPM_SU_STATE */ + save_cmd[11] = 1; /* TPM_SU_STATE */ if (sc == NULL || sc->buf == NULL) return (0); Modified: head/sys/dev/tpm/tpm20.h ============================================================================== --- head/sys/dev/tpm/tpm20.h Tue Apr 16 02:38:39 2019 (r346260) +++ head/sys/dev/tpm/tpm20.h Tue Apr 16 02:46:21 2019 (r346261) @@ -26,7 +26,7 @@ */ #ifndef _TPM20_H_ -#define _TPM20_H_ +#define _TPM20_H_ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); @@ -60,46 +60,46 @@ __FBSDID("$FreeBSD$"); #define BIT(x) (1 << (x)) /* Timeouts in us */ -#define TPM_TIMEOUT_A 750000 -#define TPM_TIMEOUT_B 2000000 -#define TPM_TIMEOUT_C 200000 -#define TPM_TIMEOUT_D 30000 +#define TPM_TIMEOUT_A 750000 +#define TPM_TIMEOUT_B 2000000 +#define TPM_TIMEOUT_C 200000 +#define TPM_TIMEOUT_D 30000 /* * Generating RSA key pair takes ~(10-20s), which is significantly longer than * any timeout defined in spec. Because of that we need a new one. */ -#define TPM_TIMEOUT_LONG 40000000 +#define TPM_TIMEOUT_LONG 40000000 /* List of commands that require TPM_TIMEOUT_LONG time to complete */ -#define TPM_CC_CreatePrimary 0x00000131 +#define TPM_CC_CreatePrimary 0x00000131 #define TPM_CC_Create 0x00000153 #define TPM_CC_CreateLoaded 0x00000191 /* List of commands that require only TPM_TIMEOUT_C time to complete */ -#define TPM_CC_SequenceComplete 0x0000013e -#define TPM_CC_Startup 0x00000144 -#define TPM_CC_SequenceUpdate 0x0000015c -#define TPM_CC_GetCapability 0x0000017a -#define TPM_CC_PCR_Extend 0x00000182 -#define TPM_CC_EventSequenceComplete 0x00000185 -#define TPM_CC_HashSequenceStart 0x00000186 +#define TPM_CC_SequenceComplete 0x0000013e +#define TPM_CC_Startup 0x00000144 +#define TPM_CC_SequenceUpdate 0x0000015c +#define TPM_CC_GetCapability 0x0000017a +#define TPM_CC_PCR_Extend 0x00000182 +#define TPM_CC_EventSequenceComplete 0x00000185 +#define TPM_CC_HashSequenceStart 0x00000186 /* Timeout before data in read buffer is discarded */ -#define TPM_READ_TIMEOUT 500000 +#define TPM_READ_TIMEOUT 500000 -#define TPM_BUFSIZE 0x1000 +#define TPM_BUFSIZE 0x1000 -#define TPM_HEADER_SIZE 10 +#define TPM_HEADER_SIZE 10 -#define TPM_CDEV_NAME "tpm0" -#define TPM_CDEV_PERM_FLAG 0600 +#define TPM_CDEV_NAME "tpm0" +#define TPM_CDEV_PERM_FLAG 0600 -#define TPM2_START_METHOD_ACPI 2 -#define TPM2_START_METHOD_TIS 6 -#define TPM2_START_METHOD_CRB 7 -#define TPM2_START_METHOD_CRB_ACPI 8 +#define TPM2_START_METHOD_ACPI 2 +#define TPM2_START_METHOD_TIS 6 +#define TPM2_START_METHOD_CRB 7 +#define TPM2_START_METHOD_CRB_ACPI 8 struct tpm_sc { device_t dev; Modified: head/sys/dev/tpm/tpm_crb.c ============================================================================== --- head/sys/dev/tpm/tpm_crb.c Tue Apr 16 02:38:39 2019 (r346260) +++ head/sys/dev/tpm/tpm_crb.c Tue Apr 16 02:46:21 2019 (r346261) @@ -34,47 +34,47 @@ __FBSDID("$FreeBSD$"); * CRB register space as defined in * TCG_PC_Client_Platform_TPM_Profile_PTP_2.0_r1.03_v22 */ -#define TPM_LOC_STATE 0x0 -#define TPM_LOC_CTRL 0x8 -#define TPM_LOC_STS 0xC -#define TPM_CRB_INTF_ID 0x30 -#define TPM_CRB_CTRL_EXT 0x38 -#define TPM_CRB_CTRL_REQ 0x40 -#define TPM_CRB_CTRL_STS 0x44 -#define TPM_CRB_CTRL_CANCEL 0x48 -#define TPM_CRB_CTRL_START 0x4C -#define TPM_CRB_INT_ENABLE 0x50 -#define TPM_CRB_INT_STS 0x54 -#define TPM_CRB_CTRL_CMD_SIZE 0x58 -#define TPM_CRB_CTRL_CMD_LADDR 0x5C -#define TPM_CRB_CTRL_CMD_HADDR 0x60 -#define TPM_CRB_CTRL_RSP_SIZE 0x64 -#define TPM_CRB_CTRL_RSP_ADDR 0x68 -#define TPM_CRB_CTRL_RSP_HADDR 0x6c -#define TPM_CRB_DATA_BUFFER 0x80 +#define TPM_LOC_STATE 0x0 +#define TPM_LOC_CTRL 0x8 +#define TPM_LOC_STS 0xC +#define TPM_CRB_INTF_ID 0x30 +#define TPM_CRB_CTRL_EXT 0x38 +#define TPM_CRB_CTRL_REQ 0x40 +#define TPM_CRB_CTRL_STS 0x44 +#define TPM_CRB_CTRL_CANCEL 0x48 +#define TPM_CRB_CTRL_START 0x4C +#define TPM_CRB_INT_ENABLE 0x50 +#define TPM_CRB_INT_STS 0x54 +#define TPM_CRB_CTRL_CMD_SIZE 0x58 +#define TPM_CRB_CTRL_CMD_LADDR 0x5C +#define TPM_CRB_CTRL_CMD_HADDR 0x60 +#define TPM_CRB_CTRL_RSP_SIZE 0x64 +#define TPM_CRB_CTRL_RSP_ADDR 0x68 +#define TPM_CRB_CTRL_RSP_HADDR 0x6c +#define TPM_CRB_DATA_BUFFER 0x80 -#define TPM_LOC_STATE_ESTB BIT(0) -#define TPM_LOC_STATE_ASSIGNED BIT(1) -#define TPM_LOC_STATE_ACTIVE_MASK 0x9C -#define TPM_LOC_STATE_VALID BIT(7) +#define TPM_LOC_STATE_ESTB BIT(0) +#define TPM_LOC_STATE_ASSIGNED BIT(1) +#define TPM_LOC_STATE_ACTIVE_MASK 0x9C +#define TPM_LOC_STATE_VALID BIT(7) -#define TPM_CRB_INTF_ID_TYPE_CRB 0x1 -#define TPM_CRB_INTF_ID_TYPE 0x7 +#define TPM_CRB_INTF_ID_TYPE_CRB 0x1 +#define TPM_CRB_INTF_ID_TYPE 0x7 -#define TPM_LOC_CTRL_REQUEST BIT(0) -#define TPM_LOC_CTRL_RELINQUISH BIT(1) +#define TPM_LOC_CTRL_REQUEST BIT(0) +#define TPM_LOC_CTRL_RELINQUISH BIT(1) -#define TPM_CRB_CTRL_REQ_GO_READY BIT(0) -#define TPM_CRB_CTRL_REQ_GO_IDLE BIT(1) +#define TPM_CRB_CTRL_REQ_GO_READY BIT(0) +#define TPM_CRB_CTRL_REQ_GO_IDLE BIT(1) -#define TPM_CRB_CTRL_STS_ERR_BIT BIT(0) -#define TPM_CRB_CTRL_STS_IDLE_BIT BIT(1) +#define TPM_CRB_CTRL_STS_ERR_BIT BIT(0) +#define TPM_CRB_CTRL_STS_IDLE_BIT BIT(1) -#define TPM_CRB_CTRL_CANCEL_CMD BIT(0) +#define TPM_CRB_CTRL_CANCEL_CMD BIT(0) -#define TPM_CRB_CTRL_START_CMD BIT(0) +#define TPM_CRB_CTRL_START_CMD BIT(0) -#define TPM_CRB_INT_ENABLE_BIT BIT(31) +#define TPM_CRB_INT_ENABLE_BIT BIT(31) struct tpmcrb_sc { struct tpm_sc base; Modified: head/sys/dev/tpm/tpm_tis.c ============================================================================== --- head/sys/dev/tpm/tpm_tis.c Tue Apr 16 02:38:39 2019 (r346260) +++ head/sys/dev/tpm/tpm_tis.c Tue Apr 16 02:46:21 2019 (r346261) @@ -34,45 +34,45 @@ __FBSDID("$FreeBSD$"); * TIS register space as defined in * TCG_PC_Client_Platform_TPM_Profile_PTP_2.0_r1.03_v22 */ -#define TPM_ACCESS 0x0 -#define TPM_INT_ENABLE 0x8 -#define TPM_INT_VECTOR 0xc -#define TPM_INT_STS 0x10 -#define TPM_INTF_CAPS 0x14 -#define TPM_STS 0x18 -#define TPM_DATA_FIFO 0x24 -#define TPM_INTF_ID 0x30 -#define TPM_XDATA_FIFO 0x80 -#define TPM_DID_VID 0xF00 -#define TPM_RID 0xF04 +#define TPM_ACCESS 0x0 +#define TPM_INT_ENABLE 0x8 +#define TPM_INT_VECTOR 0xc +#define TPM_INT_STS 0x10 +#define TPM_INTF_CAPS 0x14 +#define TPM_STS 0x18 +#define TPM_DATA_FIFO 0x24 +#define TPM_INTF_ID 0x30 +#define TPM_XDATA_FIFO 0x80 +#define TPM_DID_VID 0xF00 +#define TPM_RID 0xF04 -#define TPM_ACCESS_LOC_REQ BIT(1) -#define TPM_ACCESS_LOC_Seize BIT(3) -#define TPM_ACCESS_LOC_ACTIVE BIT(5) -#define TPM_ACCESS_LOC_RELINQUISH BIT(5) -#define TPM_ACCESS_VALID BIT(7) +#define TPM_ACCESS_LOC_REQ BIT(1) +#define TPM_ACCESS_LOC_Seize BIT(3) +#define TPM_ACCESS_LOC_ACTIVE BIT(5) +#define TPM_ACCESS_LOC_RELINQUISH BIT(5) +#define TPM_ACCESS_VALID BIT(7) -#define TPM_INT_ENABLE_GLOBAL_ENABLE BIT(31) -#define TPM_INT_ENABLE_CMD_RDY BIT(7) -#define TPM_INT_ENABLE_LOC_CHANGE BIT(2) -#define TPM_INT_ENABLE_STS_VALID BIT(1) -#define TPM_INT_ENABLE_DATA_AVAIL BIT(0) +#define TPM_INT_ENABLE_GLOBAL_ENABLE BIT(31) +#define TPM_INT_ENABLE_CMD_RDY BIT(7) +#define TPM_INT_ENABLE_LOC_CHANGE BIT(2) +#define TPM_INT_ENABLE_STS_VALID BIT(1) +#define TPM_INT_ENABLE_DATA_AVAIL BIT(0) -#define TPM_INT_STS_CMD_RDY BIT(7) -#define TPM_INT_STS_LOC_CHANGE BIT(2) -#define TPM_INT_STS_VALID BIT(1) -#define TPM_INT_STS_DATA_AVAIL BIT(0) +#define TPM_INT_STS_CMD_RDY BIT(7) +#define TPM_INT_STS_LOC_CHANGE BIT(2) +#define TPM_INT_STS_VALID BIT(1) +#define TPM_INT_STS_DATA_AVAIL BIT(0) -#define TPM_INTF_CAPS_VERSION 0x70000000 -#define TPM_INTF_CAPS_TPM20 0x30000000 +#define TPM_INTF_CAPS_VERSION 0x70000000 +#define TPM_INTF_CAPS_TPM20 0x30000000 -#define TPM_STS_VALID BIT(7) -#define TPM_STS_CMD_RDY BIT(6) -#define TPM_STS_CMD_START BIT(5) -#define TPM_STS_DATA_AVAIL BIT(4) -#define TPM_STS_DATA_EXPECTED BIT(3) -#define TPM_STS_BURST_MASK 0xFFFF00 -#define TPM_STS_BURST_OFFSET 0x8 +#define TPM_STS_VALID BIT(7) +#define TPM_STS_CMD_RDY BIT(6) +#define TPM_STS_CMD_START BIT(5) +#define TPM_STS_DATA_AVAIL BIT(4) +#define TPM_STS_DATA_EXPECTED BIT(3) +#define TPM_STS_BURST_MASK 0xFFFF00 +#define TPM_STS_BURST_OFFSET 0x8 static int tpmtis_transmit(struct tpm_sc *sc, size_t length); @@ -93,6 +93,7 @@ static bool tpmtis_go_ready(struct tpm_sc *sc); static bool tpm_wait_for_u32(struct tpm_sc *sc, bus_size_t off, uint32_t mask, uint32_t val, int32_t timeout); + static uint16_t tpmtis_wait_for_burst(struct tpm_sc *sc); char *tpmtis_ids[] = {"MSFT0101", NULL};
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