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misc: imx8: add more scfw api

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Add more scfw api for clk/partition/seco usage
The api will be used by ccf/partition/secure boot.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Peng Fan
2019-09-23 10:12:31 +00:00
committed by Stefano Babic
parent 3bc4f1df03
commit 4d81755272
4 changed files with 614 additions and 11 deletions
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522
drivers/misc/imx8/scu_api.c
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@@ -13,6 +13,8 @@
DECLARE_GLOBAL_DATA_PTR;
#define B2U8(X) (((X) != SC_FALSE) ? (u8)(0x01U) : (u8)(0x00U))
/* CLK and PM */
int sc_pm_set_clock_rate(sc_ipc_t ipc, sc_rsrc_t resource, sc_pm_clk_t clk,
sc_pm_clock_rate_t *rate)
@@ -93,6 +95,30 @@ int sc_pm_clock_enable(sc_ipc_t ipc, sc_rsrc_t resource, sc_pm_clk_t clk,
return ret;
}
int sc_pm_set_clock_parent(sc_ipc_t ipc, sc_rsrc_t resource,
sc_pm_clk_t clk, sc_pm_clk_parent_t parent)
{
struct udevice *dev = gd->arch.scu_dev;
int size = sizeof(struct sc_rpc_msg_s);
struct sc_rpc_msg_s msg;
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_PM;
RPC_FUNC(&msg) = (u8)PM_FUNC_SET_CLOCK_PARENT;
RPC_U16(&msg, 0U) = (u16)resource;
RPC_U8(&msg, 2U) = (u8)clk;
RPC_U8(&msg, 3U) = (u8)parent;
RPC_SIZE(&msg) = 2U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret)
printf("%s: resource:%d clk:%d: parent clk: %d, res:%d\n",
__func__, resource, clk, parent, RPC_R8(&msg));
return ret;
}
int sc_pm_set_resource_power_mode(sc_ipc_t ipc, sc_rsrc_t resource,
sc_pm_power_mode_t mode)
{
@@ -173,6 +199,33 @@ int sc_pad_set(sc_ipc_t ipc, sc_pad_t pad, u32 val)
}
/* MISC */
int sc_misc_set_control(sc_ipc_t ipc, sc_rsrc_t resource,
sc_ctrl_t ctrl, u32 val)
{
struct udevice *dev = gd->arch.scu_dev;
int size = sizeof(struct sc_rpc_msg_s);
struct sc_rpc_msg_s msg;
int ret;
if (!dev)
hang();
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_MISC;
RPC_FUNC(&msg) = (u8)MISC_FUNC_SET_CONTROL;
RPC_U32(&msg, 0U) = (u32)ctrl;
RPC_U32(&msg, 4U) = (u32)val;
RPC_U16(&msg, 8U) = (u16)resource;
RPC_SIZE(&msg) = 4U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret)
printf("%s: ctrl:%d resource:%d: res:%d\n",
__func__, ctrl, resource, RPC_R8(&msg));
return ret;
}
int sc_misc_get_control(sc_ipc_t ipc, sc_rsrc_t resource, sc_ctrl_t ctrl,
u32 *val)
{
@@ -202,6 +255,28 @@ int sc_misc_get_control(sc_ipc_t ipc, sc_rsrc_t resource, sc_ctrl_t ctrl,
return ret;
}
int sc_rm_set_master_sid(sc_ipc_t ipc, sc_rsrc_t resource, sc_rm_sid_t sid)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
RPC_FUNC(&msg) = (u8)RM_FUNC_SET_MASTER_SID;
RPC_U16(&msg, 0U) = (u16)resource;
RPC_U16(&msg, 2U) = (u16)sid;
RPC_SIZE(&msg) = 2U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret)
printf("%s: resource:%d sid:%d: res:%d\n",
__func__, resource, sid, RPC_R8(&msg));
return ret;
}
void sc_misc_get_boot_dev(sc_ipc_t ipc, sc_rsrc_t *boot_dev)
{
struct udevice *dev = gd->arch.scu_dev;
@@ -359,24 +434,60 @@ sc_bool_t sc_rm_is_memreg_owned(sc_ipc_t ipc, sc_rm_mr_t mr)
return (sc_bool_t)result;
}
int sc_rm_set_master_sid(sc_ipc_t ipc, sc_rsrc_t resource, sc_rm_sid_t sid)
int sc_rm_find_memreg(sc_ipc_t ipc, sc_rm_mr_t *mr, sc_faddr_t addr_start,
sc_faddr_t addr_end)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
struct sc_rpc_msg_s msg;
int ret;
if (!dev)
hang();
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
RPC_FUNC(&msg) = (u8)RM_FUNC_SET_MASTER_SID;
RPC_U16(&msg, 0U) = (u16)resource;
RPC_U16(&msg, 2U) = (u16)sid;
RPC_SIZE(&msg) = 2U;
RPC_SVC(&msg) = (u8)(SC_RPC_SVC_RM);
RPC_FUNC(&msg) = (u8)(RM_FUNC_FIND_MEMREG);
RPC_U32(&msg, 0U) = (u32)(addr_start >> 32ULL);
RPC_U32(&msg, 4U) = (u32)(addr_start);
RPC_U32(&msg, 8U) = (u32)(addr_end >> 32ULL);
RPC_U32(&msg, 12U) = (u32)(addr_end);
RPC_SIZE(&msg) = 5U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret)
printf("%s: resource:%d sid:%d: res:%d\n",
__func__, resource, sid, RPC_R8(&msg));
printf("%s: start:0x%llx, end:0x%llx res:%d\n", __func__, addr_start, addr_end, RPC_R8(&msg));
if (mr)
*mr = RPC_U8(&msg, 0U);
return ret;
}
int sc_rm_set_memreg_permissions(sc_ipc_t ipc, sc_rm_mr_t mr,
sc_rm_pt_t pt, sc_rm_perm_t perm)
{
struct udevice *dev = gd->arch.scu_dev;
int size = sizeof(struct sc_rpc_msg_s);
struct sc_rpc_msg_s msg;
int ret;
if (!dev)
hang();
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)(SC_RPC_SVC_RM);
RPC_FUNC(&msg) = (u8)(RM_FUNC_SET_MEMREG_PERMISSIONS);
RPC_U8(&msg, 0U) = (u8)(mr);
RPC_U8(&msg, 1U) = (u8)(pt);
RPC_U8(&msg, 2U) = (u8)(perm);
RPC_SIZE(&msg) = 2U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret) {
printf("%s: mr:%u, pt:%u, perm:%u, res:%d\n", __func__,
mr, pt, perm, RPC_R8(&msg));
}
return ret;
}
@@ -442,3 +553,396 @@ sc_bool_t sc_rm_is_resource_owned(sc_ipc_t ipc, sc_rsrc_t resource)
return !!result;
}
int sc_rm_partition_alloc(sc_ipc_t ipc, sc_rm_pt_t *pt, sc_bool_t secure,
sc_bool_t isolated, sc_bool_t restricted,
sc_bool_t grant, sc_bool_t coherent)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
RPC_FUNC(&msg) = (u8)RM_FUNC_PARTITION_ALLOC;
RPC_U8(&msg, 0U) = B2U8(secure);
RPC_U8(&msg, 1U) = B2U8(isolated);
RPC_U8(&msg, 2U) = B2U8(restricted);
RPC_U8(&msg, 3U) = B2U8(grant);
RPC_U8(&msg, 4U) = B2U8(coherent);
RPC_SIZE(&msg) = 3U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret) {
printf("%s: secure:%u isolated:%u restricted:%u grant:%u coherent:%u res:%d\n",
__func__, secure, isolated, restricted, grant, coherent,
RPC_R8(&msg));
}
if (pt)
*pt = RPC_U8(&msg, 0U);
return ret;
}
int sc_rm_partition_free(sc_ipc_t ipc, sc_rm_pt_t pt)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
RPC_FUNC(&msg) = (u8)RM_FUNC_PARTITION_FREE;
RPC_U8(&msg, 0U) = (u8)pt;
RPC_SIZE(&msg) = 2U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret) {
printf("%s: pt:%u res:%d\n",
__func__, pt, RPC_R8(&msg));
}
return ret;
}
int sc_rm_get_partition(sc_ipc_t ipc, sc_rm_pt_t *pt)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
RPC_FUNC(&msg) = (u8)RM_FUNC_GET_PARTITION;
RPC_SIZE(&msg) = 1U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret)
printf("%s: res:%d\n", __func__, RPC_R8(&msg));
if (pt)
*pt = RPC_U8(&msg, 0U);
return ret;
}
int sc_rm_set_parent(sc_ipc_t ipc, sc_rm_pt_t pt, sc_rm_pt_t pt_parent)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
RPC_FUNC(&msg) = (u8)RM_FUNC_SET_PARENT;
RPC_U8(&msg, 0U) = (u8)pt;
RPC_U8(&msg, 1U) = (u8)pt_parent;
RPC_SIZE(&msg) = 2U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret) {
printf("%s: pt:%u, pt_parent:%u, res:%d\n",
__func__, pt, pt_parent, RPC_R8(&msg));
}
return ret;
}
int sc_rm_assign_resource(sc_ipc_t ipc, sc_rm_pt_t pt, sc_rsrc_t resource)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
RPC_FUNC(&msg) = (u8)RM_FUNC_ASSIGN_RESOURCE;
RPC_U16(&msg, 0U) = (u16)resource;
RPC_U8(&msg, 2U) = (u8)pt;
RPC_SIZE(&msg) = 2U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret) {
printf("%s: pt:%u, resource:%u, res:%d\n",
__func__, pt, resource, RPC_R8(&msg));
}
return ret;
}
int sc_rm_assign_pad(sc_ipc_t ipc, sc_rm_pt_t pt, sc_pad_t pad)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
RPC_FUNC(&msg) = (u8)RM_FUNC_ASSIGN_PAD;
RPC_U16(&msg, 0U) = (u16)pad;
RPC_U8(&msg, 2U) = (u8)pt;
RPC_SIZE(&msg) = 2U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret) {
printf("%s: pt:%u, pad:%u, res:%d\n",
__func__, pt, pad, RPC_R8(&msg));
}
return ret;
}
sc_bool_t sc_rm_is_pad_owned(sc_ipc_t ipc, sc_pad_t pad)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
u8 result;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
RPC_FUNC(&msg) = (u8)RM_FUNC_IS_PAD_OWNED;
RPC_U8(&msg, 0U) = (u8)pad;
RPC_SIZE(&msg) = 2U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
result = RPC_R8(&msg);
if (result != 0 && result != 1) {
printf("%s: pad:%d res:%d\n", __func__, pad, RPC_R8(&msg));
if (ret) {
printf("%s: pad:%d res:%d\n", __func__,
pad, RPC_R8(&msg));
}
}
return !!result;
}
int sc_rm_get_resource_owner(sc_ipc_t ipc, sc_rsrc_t resource,
sc_rm_pt_t *pt)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
RPC_FUNC(&msg) = (u8)RM_FUNC_GET_RESOURCE_OWNER;
RPC_U16(&msg, 0U) = (u16)resource;
RPC_SIZE(&msg) = 2U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (pt)
*pt = RPC_U8(&msg, 0U);
return ret;
}
int sc_pm_cpu_start(sc_ipc_t ipc, sc_rsrc_t resource, sc_bool_t enable,
sc_faddr_t address)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_PM;
RPC_FUNC(&msg) = (u8)PM_FUNC_CPU_START;
RPC_U32(&msg, 0U) = (u32)(address >> 32ULL);
RPC_U32(&msg, 4U) = (u32)address;
RPC_U16(&msg, 8U) = (u16)resource;
RPC_U8(&msg, 10U) = B2U8(enable);
RPC_SIZE(&msg) = 4U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret) {
printf("%s: resource:%d address:0x%llx: res:%d\n",
__func__, resource, address, RPC_R8(&msg));
}
return ret;
}
int sc_pm_get_resource_power_mode(sc_ipc_t ipc, sc_rsrc_t resource,
sc_pm_power_mode_t *mode)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_PM;
RPC_FUNC(&msg) = (u8)PM_FUNC_GET_RESOURCE_POWER_MODE;
RPC_U16(&msg, 0U) = (u16)resource;
RPC_SIZE(&msg) = 2U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret) {
printf("%s: resource:%d: res:%d\n",
__func__, resource, RPC_R8(&msg));
}
if (mode)
*mode = RPC_U8(&msg, 0U);
return ret;
}
int sc_seco_authenticate(sc_ipc_t ipc, sc_seco_auth_cmd_t cmd,
sc_faddr_t addr)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_SECO;
RPC_FUNC(&msg) = (u8)SECO_FUNC_AUTHENTICATE;
RPC_U32(&msg, 0U) = (u32)(addr >> 32ULL);
RPC_U32(&msg, 4U) = (u32)addr;
RPC_U8(&msg, 8U) = (u8)cmd;
RPC_SIZE(&msg) = 4U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret)
printf("%s: res:%d\n", __func__, RPC_R8(&msg));
return ret;
}
int sc_seco_forward_lifecycle(sc_ipc_t ipc, u32 change)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_SECO;
RPC_FUNC(&msg) = (u8)SECO_FUNC_FORWARD_LIFECYCLE;
RPC_U32(&msg, 0U) = (u32)change;
RPC_SIZE(&msg) = 2U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret) {
printf("%s: change:%u, res:%d\n", __func__,
change, RPC_R8(&msg));
}
return ret;
}
int sc_seco_chip_info(sc_ipc_t ipc, u16 *lc, u16 *monotonic, u32 *uid_l,
u32 *uid_h)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_SECO;
RPC_FUNC(&msg) = (u8)SECO_FUNC_CHIP_INFO;
RPC_SIZE(&msg) = 1U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret)
printf("%s: res:%d\n", __func__, RPC_R8(&msg));
if (uid_l)
*uid_l = RPC_U32(&msg, 0U);
if (uid_h)
*uid_h = RPC_U32(&msg, 4U);
if (lc)
*lc = RPC_U16(&msg, 8U);
if (monotonic)
*monotonic = RPC_U16(&msg, 10U);
return ret;
}
void sc_seco_build_info(sc_ipc_t ipc, u32 *version, u32 *commit)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)(SC_RPC_SVC_SECO);
RPC_FUNC(&msg) = (u8)(SECO_FUNC_BUILD_INFO);
RPC_SIZE(&msg) = 1U;
misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (version)
*version = RPC_U32(&msg, 0U);
if (commit)
*commit = RPC_U32(&msg, 4U);
}
int sc_seco_get_event(sc_ipc_t ipc, u8 idx, u32 *event)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_SECO;
RPC_FUNC(&msg) = (u8)SECO_FUNC_GET_EVENT;
RPC_U8(&msg, 0U) = (u8)idx;
RPC_SIZE(&msg) = 2U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret)
printf("%s: idx: %u, res:%d\n", __func__, idx, RPC_R8(&msg));
if (event)
*event = RPC_U32(&msg, 0U);
return ret;
}
int sc_seco_gen_key_blob(sc_ipc_t ipc, u32 id, sc_faddr_t load_addr,
sc_faddr_t export_addr, u16 max_size)
{
struct udevice *dev = gd->arch.scu_dev;
struct sc_rpc_msg_s msg;
int size = sizeof(struct sc_rpc_msg_s);
int ret;
RPC_VER(&msg) = SC_RPC_VERSION;
RPC_SVC(&msg) = (u8)SC_RPC_SVC_SECO;
RPC_FUNC(&msg) = (u8)SECO_FUNC_GEN_KEY_BLOB;
RPC_U32(&msg, 0U) = (u32)(load_addr >> 32ULL);
RPC_U32(&msg, 4U) = (u32)load_addr;
RPC_U32(&msg, 8U) = (u32)(export_addr >> 32ULL);
RPC_U32(&msg, 12U) = (u32)export_addr;
RPC_U32(&msg, 16U) = (u32)id;
RPC_U16(&msg, 20U) = (u16)max_size;
RPC_SIZE(&msg) = 7U;
ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
if (ret) {
printf("%s: id: %u, load_addr 0x%llx, export_addr 0x%llx, res:%d\n",
__func__, id, load_addr, export_addr, RPC_R8(&msg));
}
return ret;
}