diff options
author | 2017-04-25 03:31:15 -0700 | |
---|---|---|
committer | 2017-05-22 06:48:08 +0000 | |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/hw/misc/imx6_ccm.c | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/hw/misc/imx6_ccm.c')
-rw-r--r-- | qemu/hw/misc/imx6_ccm.c | 774 |
1 files changed, 0 insertions, 774 deletions
diff --git a/qemu/hw/misc/imx6_ccm.c b/qemu/hw/misc/imx6_ccm.c deleted file mode 100644 index 4e1d49da6..000000000 --- a/qemu/hw/misc/imx6_ccm.c +++ /dev/null @@ -1,774 +0,0 @@ -/* - * IMX6 Clock Control Module - * - * Copyright (c) 2015 Jean-Christophe Dubois <jcd@tribudubois.net> - * - * This work is licensed under the terms of the GNU GPL, version 2 or later. - * See the COPYING file in the top-level directory. - * - * To get the timer frequencies right, we need to emulate at least part of - * the CCM. - */ - -#include "qemu/osdep.h" -#include "hw/misc/imx6_ccm.h" - -#ifndef DEBUG_IMX6_CCM -#define DEBUG_IMX6_CCM 0 -#endif - -#define DPRINTF(fmt, args...) \ - do { \ - if (DEBUG_IMX6_CCM) { \ - fprintf(stderr, "[%s]%s: " fmt , TYPE_IMX6_CCM, \ - __func__, ##args); \ - } \ - } while (0) - -static char const *imx6_ccm_reg_name(uint32_t reg) -{ - static char unknown[20]; - - switch (reg) { - case CCM_CCR: - return "CCR"; - case CCM_CCDR: - return "CCDR"; - case CCM_CSR: - return "CSR"; - case CCM_CCSR: - return "CCSR"; - case CCM_CACRR: - return "CACRR"; - case CCM_CBCDR: - return "CBCDR"; - case CCM_CBCMR: - return "CBCMR"; - case CCM_CSCMR1: - return "CSCMR1"; - case CCM_CSCMR2: - return "CSCMR2"; - case CCM_CSCDR1: - return "CSCDR1"; - case CCM_CS1CDR: - return "CS1CDR"; - case CCM_CS2CDR: - return "CS2CDR"; - case CCM_CDCDR: - return "CDCDR"; - case CCM_CHSCCDR: - return "CHSCCDR"; - case CCM_CSCDR2: - return "CSCDR2"; - case CCM_CSCDR3: - return "CSCDR3"; - case CCM_CDHIPR: - return "CDHIPR"; - case CCM_CTOR: - return "CTOR"; - case CCM_CLPCR: - return "CLPCR"; - case CCM_CISR: - return "CISR"; - case CCM_CIMR: - return "CIMR"; - case CCM_CCOSR: - return "CCOSR"; - case CCM_CGPR: - return "CGPR"; - case CCM_CCGR0: - return "CCGR0"; - case CCM_CCGR1: - return "CCGR1"; - case CCM_CCGR2: - return "CCGR2"; - case CCM_CCGR3: - return "CCGR3"; - case CCM_CCGR4: - return "CCGR4"; - case CCM_CCGR5: - return "CCGR5"; - case CCM_CCGR6: - return "CCGR6"; - case CCM_CMEOR: - return "CMEOR"; - default: - sprintf(unknown, "%d ?", reg); - return unknown; - } -} - -static char const *imx6_analog_reg_name(uint32_t reg) -{ - static char unknown[20]; - - switch (reg) { - case CCM_ANALOG_PLL_ARM: - return "PLL_ARM"; - case CCM_ANALOG_PLL_ARM_SET: - return "PLL_ARM_SET"; - case CCM_ANALOG_PLL_ARM_CLR: - return "PLL_ARM_CLR"; - case CCM_ANALOG_PLL_ARM_TOG: - return "PLL_ARM_TOG"; - case CCM_ANALOG_PLL_USB1: - return "PLL_USB1"; - case CCM_ANALOG_PLL_USB1_SET: - return "PLL_USB1_SET"; - case CCM_ANALOG_PLL_USB1_CLR: - return "PLL_USB1_CLR"; - case CCM_ANALOG_PLL_USB1_TOG: - return "PLL_USB1_TOG"; - case CCM_ANALOG_PLL_USB2: - return "PLL_USB2"; - case CCM_ANALOG_PLL_USB2_SET: - return "PLL_USB2_SET"; - case CCM_ANALOG_PLL_USB2_CLR: - return "PLL_USB2_CLR"; - case CCM_ANALOG_PLL_USB2_TOG: - return "PLL_USB2_TOG"; - case CCM_ANALOG_PLL_SYS: - return "PLL_SYS"; - case CCM_ANALOG_PLL_SYS_SET: - return "PLL_SYS_SET"; - case CCM_ANALOG_PLL_SYS_CLR: - return "PLL_SYS_CLR"; - case CCM_ANALOG_PLL_SYS_TOG: - return "PLL_SYS_TOG"; - case CCM_ANALOG_PLL_SYS_SS: - return "PLL_SYS_SS"; - case CCM_ANALOG_PLL_SYS_NUM: - return "PLL_SYS_NUM"; - case CCM_ANALOG_PLL_SYS_DENOM: - return "PLL_SYS_DENOM"; - case CCM_ANALOG_PLL_AUDIO: - return "PLL_AUDIO"; - case CCM_ANALOG_PLL_AUDIO_SET: - return "PLL_AUDIO_SET"; - case CCM_ANALOG_PLL_AUDIO_CLR: - return "PLL_AUDIO_CLR"; - case CCM_ANALOG_PLL_AUDIO_TOG: - return "PLL_AUDIO_TOG"; - case CCM_ANALOG_PLL_AUDIO_NUM: - return "PLL_AUDIO_NUM"; - case CCM_ANALOG_PLL_AUDIO_DENOM: - return "PLL_AUDIO_DENOM"; - case CCM_ANALOG_PLL_VIDEO: - return "PLL_VIDEO"; - case CCM_ANALOG_PLL_VIDEO_SET: - return "PLL_VIDEO_SET"; - case CCM_ANALOG_PLL_VIDEO_CLR: - return "PLL_VIDEO_CLR"; - case CCM_ANALOG_PLL_VIDEO_TOG: - return "PLL_VIDEO_TOG"; - case CCM_ANALOG_PLL_VIDEO_NUM: - return "PLL_VIDEO_NUM"; - case CCM_ANALOG_PLL_VIDEO_DENOM: - return "PLL_VIDEO_DENOM"; - case CCM_ANALOG_PLL_MLB: - return "PLL_MLB"; - case CCM_ANALOG_PLL_MLB_SET: - return "PLL_MLB_SET"; - case CCM_ANALOG_PLL_MLB_CLR: - return "PLL_MLB_CLR"; - case CCM_ANALOG_PLL_MLB_TOG: - return "PLL_MLB_TOG"; - case CCM_ANALOG_PLL_ENET: - return "PLL_ENET"; - case CCM_ANALOG_PLL_ENET_SET: - return "PLL_ENET_SET"; - case CCM_ANALOG_PLL_ENET_CLR: - return "PLL_ENET_CLR"; - case CCM_ANALOG_PLL_ENET_TOG: - return "PLL_ENET_TOG"; - case CCM_ANALOG_PFD_480: - return "PFD_480"; - case CCM_ANALOG_PFD_480_SET: - return "PFD_480_SET"; - case CCM_ANALOG_PFD_480_CLR: - return "PFD_480_CLR"; - case CCM_ANALOG_PFD_480_TOG: - return "PFD_480_TOG"; - case CCM_ANALOG_PFD_528: - return "PFD_528"; - case CCM_ANALOG_PFD_528_SET: - return "PFD_528_SET"; - case CCM_ANALOG_PFD_528_CLR: - return "PFD_528_CLR"; - case CCM_ANALOG_PFD_528_TOG: - return "PFD_528_TOG"; - case CCM_ANALOG_MISC0: - return "MISC0"; - case CCM_ANALOG_MISC0_SET: - return "MISC0_SET"; - case CCM_ANALOG_MISC0_CLR: - return "MISC0_CLR"; - case CCM_ANALOG_MISC0_TOG: - return "MISC0_TOG"; - case CCM_ANALOG_MISC2: - return "MISC2"; - case CCM_ANALOG_MISC2_SET: - return "MISC2_SET"; - case CCM_ANALOG_MISC2_CLR: - return "MISC2_CLR"; - case CCM_ANALOG_MISC2_TOG: - return "MISC2_TOG"; - case PMU_REG_1P1: - return "PMU_REG_1P1"; - case PMU_REG_3P0: - return "PMU_REG_3P0"; - case PMU_REG_2P5: - return "PMU_REG_2P5"; - case PMU_REG_CORE: - return "PMU_REG_CORE"; - case PMU_MISC1: - return "PMU_MISC1"; - case PMU_MISC1_SET: - return "PMU_MISC1_SET"; - case PMU_MISC1_CLR: - return "PMU_MISC1_CLR"; - case PMU_MISC1_TOG: - return "PMU_MISC1_TOG"; - case USB_ANALOG_DIGPROG: - return "USB_ANALOG_DIGPROG"; - default: - sprintf(unknown, "%d ?", reg); - return unknown; - } -} - -#define CKIH_FREQ 24000000 /* 24MHz crystal input */ - -static const VMStateDescription vmstate_imx6_ccm = { - .name = TYPE_IMX6_CCM, - .version_id = 1, - .minimum_version_id = 1, - .fields = (VMStateField[]) { - VMSTATE_UINT32_ARRAY(ccm, IMX6CCMState, CCM_MAX), - VMSTATE_UINT32_ARRAY(analog, IMX6CCMState, CCM_ANALOG_MAX), - VMSTATE_END_OF_LIST() - }, -}; - -static uint64_t imx6_analog_get_pll2_clk(IMX6CCMState *dev) -{ - uint64_t freq = 24000000; - - if (EXTRACT(dev->analog[CCM_ANALOG_PLL_SYS], DIV_SELECT)) { - freq *= 22; - } else { - freq *= 20; - } - - DPRINTF("freq = %d\n", (uint32_t)freq); - - return freq; -} - -static uint64_t imx6_analog_get_pll2_pfd0_clk(IMX6CCMState *dev) -{ - uint64_t freq = 0; - - freq = imx6_analog_get_pll2_clk(dev) * 18 - / EXTRACT(dev->analog[CCM_ANALOG_PFD_528], PFD0_FRAC); - - DPRINTF("freq = %d\n", (uint32_t)freq); - - return freq; -} - -static uint64_t imx6_analog_get_pll2_pfd2_clk(IMX6CCMState *dev) -{ - uint64_t freq = 0; - - freq = imx6_analog_get_pll2_clk(dev) * 18 - / EXTRACT(dev->analog[CCM_ANALOG_PFD_528], PFD2_FRAC); - - DPRINTF("freq = %d\n", (uint32_t)freq); - - return freq; -} - -static uint64_t imx6_analog_get_periph_clk(IMX6CCMState *dev) -{ - uint64_t freq = 0; - - switch (EXTRACT(dev->ccm[CCM_CBCMR], PRE_PERIPH_CLK_SEL)) { - case 0: - freq = imx6_analog_get_pll2_clk(dev); - break; - case 1: - freq = imx6_analog_get_pll2_pfd2_clk(dev); - break; - case 2: - freq = imx6_analog_get_pll2_pfd0_clk(dev); - break; - case 3: - freq = imx6_analog_get_pll2_pfd2_clk(dev) / 2; - break; - default: - /* We should never get there */ - g_assert_not_reached(); - break; - } - - DPRINTF("freq = %d\n", (uint32_t)freq); - - return freq; -} - -static uint64_t imx6_ccm_get_ahb_clk(IMX6CCMState *dev) -{ - uint64_t freq = 0; - - freq = imx6_analog_get_periph_clk(dev) - / (1 + EXTRACT(dev->ccm[CCM_CBCDR], AHB_PODF)); - - DPRINTF("freq = %d\n", (uint32_t)freq); - - return freq; -} - -static uint64_t imx6_ccm_get_ipg_clk(IMX6CCMState *dev) -{ - uint64_t freq = 0; - - freq = imx6_ccm_get_ahb_clk(dev) - / (1 + EXTRACT(dev->ccm[CCM_CBCDR], IPG_PODF));; - - DPRINTF("freq = %d\n", (uint32_t)freq); - - return freq; -} - -static uint64_t imx6_ccm_get_per_clk(IMX6CCMState *dev) -{ - uint64_t freq = 0; - - freq = imx6_ccm_get_ipg_clk(dev) - / (1 + EXTRACT(dev->ccm[CCM_CSCMR1], PERCLK_PODF)); - - DPRINTF("freq = %d\n", (uint32_t)freq); - - return freq; -} - -static uint32_t imx6_ccm_get_clock_frequency(IMXCCMState *dev, IMXClk clock) -{ - uint32_t freq = 0; - IMX6CCMState *s = IMX6_CCM(dev); - - switch (clock) { - case CLK_NONE: - break; - case CLK_IPG: - freq = imx6_ccm_get_ipg_clk(s); - break; - case CLK_IPG_HIGH: - freq = imx6_ccm_get_per_clk(s); - break; - case CLK_32k: - freq = CKIL_FREQ; - break; - default: - qemu_log_mask(LOG_GUEST_ERROR, "[%s]%s: unsupported clock %d\n", - TYPE_IMX6_CCM, __func__, clock); - break; - } - - DPRINTF("Clock = %d) = %d\n", clock, freq); - - return freq; -} - -static void imx6_ccm_reset(DeviceState *dev) -{ - IMX6CCMState *s = IMX6_CCM(dev); - - DPRINTF("\n"); - - s->ccm[CCM_CCR] = 0x040116FF; - s->ccm[CCM_CCDR] = 0x00000000; - s->ccm[CCM_CSR] = 0x00000010; - s->ccm[CCM_CCSR] = 0x00000100; - s->ccm[CCM_CACRR] = 0x00000000; - s->ccm[CCM_CBCDR] = 0x00018D40; - s->ccm[CCM_CBCMR] = 0x00022324; - s->ccm[CCM_CSCMR1] = 0x00F00000; - s->ccm[CCM_CSCMR2] = 0x02B92F06; - s->ccm[CCM_CSCDR1] = 0x00490B00; - s->ccm[CCM_CS1CDR] = 0x0EC102C1; - s->ccm[CCM_CS2CDR] = 0x000736C1; - s->ccm[CCM_CDCDR] = 0x33F71F92; - s->ccm[CCM_CHSCCDR] = 0x0002A150; - s->ccm[CCM_CSCDR2] = 0x0002A150; - s->ccm[CCM_CSCDR3] = 0x00014841; - s->ccm[CCM_CDHIPR] = 0x00000000; - s->ccm[CCM_CTOR] = 0x00000000; - s->ccm[CCM_CLPCR] = 0x00000079; - s->ccm[CCM_CISR] = 0x00000000; - s->ccm[CCM_CIMR] = 0xFFFFFFFF; - s->ccm[CCM_CCOSR] = 0x000A0001; - s->ccm[CCM_CGPR] = 0x0000FE62; - s->ccm[CCM_CCGR0] = 0xFFFFFFFF; - s->ccm[CCM_CCGR1] = 0xFFFFFFFF; - s->ccm[CCM_CCGR2] = 0xFC3FFFFF; - s->ccm[CCM_CCGR3] = 0xFFFFFFFF; - s->ccm[CCM_CCGR4] = 0xFFFFFFFF; - s->ccm[CCM_CCGR5] = 0xFFFFFFFF; - s->ccm[CCM_CCGR6] = 0xFFFFFFFF; - s->ccm[CCM_CMEOR] = 0xFFFFFFFF; - - s->analog[CCM_ANALOG_PLL_ARM] = 0x00013042; - s->analog[CCM_ANALOG_PLL_USB1] = 0x00012000; - s->analog[CCM_ANALOG_PLL_USB2] = 0x00012000; - s->analog[CCM_ANALOG_PLL_SYS] = 0x00013001; - s->analog[CCM_ANALOG_PLL_SYS_SS] = 0x00000000; - s->analog[CCM_ANALOG_PLL_SYS_NUM] = 0x00000000; - s->analog[CCM_ANALOG_PLL_SYS_DENOM] = 0x00000012; - s->analog[CCM_ANALOG_PLL_AUDIO] = 0x00011006; - s->analog[CCM_ANALOG_PLL_AUDIO_NUM] = 0x05F5E100; - s->analog[CCM_ANALOG_PLL_AUDIO_DENOM] = 0x2964619C; - s->analog[CCM_ANALOG_PLL_VIDEO] = 0x0001100C; - s->analog[CCM_ANALOG_PLL_VIDEO_NUM] = 0x05F5E100; - s->analog[CCM_ANALOG_PLL_VIDEO_DENOM] = 0x10A24447; - s->analog[CCM_ANALOG_PLL_MLB] = 0x00010000; - s->analog[CCM_ANALOG_PLL_ENET] = 0x00011001; - s->analog[CCM_ANALOG_PFD_480] = 0x1311100C; - s->analog[CCM_ANALOG_PFD_528] = 0x1018101B; - - s->analog[PMU_REG_1P1] = 0x00001073; - s->analog[PMU_REG_3P0] = 0x00000F74; - s->analog[PMU_REG_2P5] = 0x00005071; - s->analog[PMU_REG_CORE] = 0x00402010; - s->analog[PMU_MISC0] = 0x04000000; - s->analog[PMU_MISC1] = 0x00000000; - s->analog[PMU_MISC2] = 0x00272727; - - s->analog[USB_ANALOG_USB1_VBUS_DETECT] = 0x00000004; - s->analog[USB_ANALOG_USB1_CHRG_DETECT] = 0x00000000; - s->analog[USB_ANALOG_USB1_VBUS_DETECT_STAT] = 0x00000000; - s->analog[USB_ANALOG_USB1_CHRG_DETECT_STAT] = 0x00000000; - s->analog[USB_ANALOG_USB1_MISC] = 0x00000002; - s->analog[USB_ANALOG_USB2_VBUS_DETECT] = 0x00000004; - s->analog[USB_ANALOG_USB2_CHRG_DETECT] = 0x00000000; - s->analog[USB_ANALOG_USB2_MISC] = 0x00000002; - s->analog[USB_ANALOG_DIGPROG] = 0x00000000; - - /* all PLLs need to be locked */ - s->analog[CCM_ANALOG_PLL_ARM] |= CCM_ANALOG_PLL_LOCK; - s->analog[CCM_ANALOG_PLL_USB1] |= CCM_ANALOG_PLL_LOCK; - s->analog[CCM_ANALOG_PLL_USB2] |= CCM_ANALOG_PLL_LOCK; - s->analog[CCM_ANALOG_PLL_SYS] |= CCM_ANALOG_PLL_LOCK; - s->analog[CCM_ANALOG_PLL_AUDIO] |= CCM_ANALOG_PLL_LOCK; - s->analog[CCM_ANALOG_PLL_VIDEO] |= CCM_ANALOG_PLL_LOCK; - s->analog[CCM_ANALOG_PLL_MLB] |= CCM_ANALOG_PLL_LOCK; - s->analog[CCM_ANALOG_PLL_ENET] |= CCM_ANALOG_PLL_LOCK; -} - -static uint64_t imx6_ccm_read(void *opaque, hwaddr offset, unsigned size) -{ - uint32_t value = 0; - uint32_t index = offset >> 2; - IMX6CCMState *s = (IMX6CCMState *)opaque; - - value = s->ccm[index]; - - DPRINTF("reg[%s] => 0x%" PRIx32 "\n", imx6_ccm_reg_name(index), value); - - return (uint64_t)value; -} - -static void imx6_ccm_write(void *opaque, hwaddr offset, uint64_t value, - unsigned size) -{ - uint32_t index = offset >> 2; - IMX6CCMState *s = (IMX6CCMState *)opaque; - - DPRINTF("reg[%s] <= 0x%" PRIx32 "\n", imx6_ccm_reg_name(index), - (uint32_t)value); - - /* - * We will do a better implementation later. In particular some bits - * cannot be written to. - */ - s->ccm[index] = (uint32_t)value; -} - -static uint64_t imx6_analog_read(void *opaque, hwaddr offset, unsigned size) -{ - uint32_t value; - uint32_t index = offset >> 2; - IMX6CCMState *s = (IMX6CCMState *)opaque; - - switch (index) { - case CCM_ANALOG_PLL_ARM_SET: - case CCM_ANALOG_PLL_USB1_SET: - case CCM_ANALOG_PLL_USB2_SET: - case CCM_ANALOG_PLL_SYS_SET: - case CCM_ANALOG_PLL_AUDIO_SET: - case CCM_ANALOG_PLL_VIDEO_SET: - case CCM_ANALOG_PLL_MLB_SET: - case CCM_ANALOG_PLL_ENET_SET: - case CCM_ANALOG_PFD_480_SET: - case CCM_ANALOG_PFD_528_SET: - case CCM_ANALOG_MISC0_SET: - case PMU_MISC1_SET: - case CCM_ANALOG_MISC2_SET: - case USB_ANALOG_USB1_VBUS_DETECT_SET: - case USB_ANALOG_USB1_CHRG_DETECT_SET: - case USB_ANALOG_USB1_MISC_SET: - case USB_ANALOG_USB2_VBUS_DETECT_SET: - case USB_ANALOG_USB2_CHRG_DETECT_SET: - case USB_ANALOG_USB2_MISC_SET: - /* - * All REG_NAME_SET register access are in fact targeting the - * the REG_NAME register. - */ - value = s->analog[index - 1]; - break; - case CCM_ANALOG_PLL_ARM_CLR: - case CCM_ANALOG_PLL_USB1_CLR: - case CCM_ANALOG_PLL_USB2_CLR: - case CCM_ANALOG_PLL_SYS_CLR: - case CCM_ANALOG_PLL_AUDIO_CLR: - case CCM_ANALOG_PLL_VIDEO_CLR: - case CCM_ANALOG_PLL_MLB_CLR: - case CCM_ANALOG_PLL_ENET_CLR: - case CCM_ANALOG_PFD_480_CLR: - case CCM_ANALOG_PFD_528_CLR: - case CCM_ANALOG_MISC0_CLR: - case PMU_MISC1_CLR: - case CCM_ANALOG_MISC2_CLR: - case USB_ANALOG_USB1_VBUS_DETECT_CLR: - case USB_ANALOG_USB1_CHRG_DETECT_CLR: - case USB_ANALOG_USB1_MISC_CLR: - case USB_ANALOG_USB2_VBUS_DETECT_CLR: - case USB_ANALOG_USB2_CHRG_DETECT_CLR: - case USB_ANALOG_USB2_MISC_CLR: - /* - * All REG_NAME_CLR register access are in fact targeting the - * the REG_NAME register. - */ - value = s->analog[index - 2]; - break; - case CCM_ANALOG_PLL_ARM_TOG: - case CCM_ANALOG_PLL_USB1_TOG: - case CCM_ANALOG_PLL_USB2_TOG: - case CCM_ANALOG_PLL_SYS_TOG: - case CCM_ANALOG_PLL_AUDIO_TOG: - case CCM_ANALOG_PLL_VIDEO_TOG: - case CCM_ANALOG_PLL_MLB_TOG: - case CCM_ANALOG_PLL_ENET_TOG: - case CCM_ANALOG_PFD_480_TOG: - case CCM_ANALOG_PFD_528_TOG: - case CCM_ANALOG_MISC0_TOG: - case PMU_MISC1_TOG: - case CCM_ANALOG_MISC2_TOG: - case USB_ANALOG_USB1_VBUS_DETECT_TOG: - case USB_ANALOG_USB1_CHRG_DETECT_TOG: - case USB_ANALOG_USB1_MISC_TOG: - case USB_ANALOG_USB2_VBUS_DETECT_TOG: - case USB_ANALOG_USB2_CHRG_DETECT_TOG: - case USB_ANALOG_USB2_MISC_TOG: - /* - * All REG_NAME_TOG register access are in fact targeting the - * the REG_NAME register. - */ - value = s->analog[index - 3]; - break; - default: - value = s->analog[index]; - break; - } - - DPRINTF("reg[%s] => 0x%" PRIx32 "\n", imx6_analog_reg_name(index), value); - - return (uint64_t)value; -} - -static void imx6_analog_write(void *opaque, hwaddr offset, uint64_t value, - unsigned size) -{ - uint32_t index = offset >> 2; - IMX6CCMState *s = (IMX6CCMState *)opaque; - - DPRINTF("reg[%s] <= 0x%" PRIx32 "\n", imx6_analog_reg_name(index), - (uint32_t)value); - - switch (index) { - case CCM_ANALOG_PLL_ARM_SET: - case CCM_ANALOG_PLL_USB1_SET: - case CCM_ANALOG_PLL_USB2_SET: - case CCM_ANALOG_PLL_SYS_SET: - case CCM_ANALOG_PLL_AUDIO_SET: - case CCM_ANALOG_PLL_VIDEO_SET: - case CCM_ANALOG_PLL_MLB_SET: - case CCM_ANALOG_PLL_ENET_SET: - case CCM_ANALOG_PFD_480_SET: - case CCM_ANALOG_PFD_528_SET: - case CCM_ANALOG_MISC0_SET: - case PMU_MISC1_SET: - case CCM_ANALOG_MISC2_SET: - case USB_ANALOG_USB1_VBUS_DETECT_SET: - case USB_ANALOG_USB1_CHRG_DETECT_SET: - case USB_ANALOG_USB1_MISC_SET: - case USB_ANALOG_USB2_VBUS_DETECT_SET: - case USB_ANALOG_USB2_CHRG_DETECT_SET: - case USB_ANALOG_USB2_MISC_SET: - /* - * All REG_NAME_SET register access are in fact targeting the - * the REG_NAME register. So we change the value of the - * REG_NAME register, setting bits passed in the value. - */ - s->analog[index - 1] |= value; - break; - case CCM_ANALOG_PLL_ARM_CLR: - case CCM_ANALOG_PLL_USB1_CLR: - case CCM_ANALOG_PLL_USB2_CLR: - case CCM_ANALOG_PLL_SYS_CLR: - case CCM_ANALOG_PLL_AUDIO_CLR: - case CCM_ANALOG_PLL_VIDEO_CLR: - case CCM_ANALOG_PLL_MLB_CLR: - case CCM_ANALOG_PLL_ENET_CLR: - case CCM_ANALOG_PFD_480_CLR: - case CCM_ANALOG_PFD_528_CLR: - case CCM_ANALOG_MISC0_CLR: - case PMU_MISC1_CLR: - case CCM_ANALOG_MISC2_CLR: - case USB_ANALOG_USB1_VBUS_DETECT_CLR: - case USB_ANALOG_USB1_CHRG_DETECT_CLR: - case USB_ANALOG_USB1_MISC_CLR: - case USB_ANALOG_USB2_VBUS_DETECT_CLR: - case USB_ANALOG_USB2_CHRG_DETECT_CLR: - case USB_ANALOG_USB2_MISC_CLR: - /* - * All REG_NAME_CLR register access are in fact targeting the - * the REG_NAME register. So we change the value of the - * REG_NAME register, unsetting bits passed in the value. - */ - s->analog[index - 2] &= ~value; - break; - case CCM_ANALOG_PLL_ARM_TOG: - case CCM_ANALOG_PLL_USB1_TOG: - case CCM_ANALOG_PLL_USB2_TOG: - case CCM_ANALOG_PLL_SYS_TOG: - case CCM_ANALOG_PLL_AUDIO_TOG: - case CCM_ANALOG_PLL_VIDEO_TOG: - case CCM_ANALOG_PLL_MLB_TOG: - case CCM_ANALOG_PLL_ENET_TOG: - case CCM_ANALOG_PFD_480_TOG: - case CCM_ANALOG_PFD_528_TOG: - case CCM_ANALOG_MISC0_TOG: - case PMU_MISC1_TOG: - case CCM_ANALOG_MISC2_TOG: - case USB_ANALOG_USB1_VBUS_DETECT_TOG: - case USB_ANALOG_USB1_CHRG_DETECT_TOG: - case USB_ANALOG_USB1_MISC_TOG: - case USB_ANALOG_USB2_VBUS_DETECT_TOG: - case USB_ANALOG_USB2_CHRG_DETECT_TOG: - case USB_ANALOG_USB2_MISC_TOG: - /* - * All REG_NAME_TOG register access are in fact targeting the - * the REG_NAME register. So we change the value of the - * REG_NAME register, toggling bits passed in the value. - */ - s->analog[index - 3] ^= value; - break; - default: - /* - * We will do a better implementation later. In particular some bits - * cannot be written to. - */ - s->analog[index] = value; - break; - } -} - -static const struct MemoryRegionOps imx6_ccm_ops = { - .read = imx6_ccm_read, - .write = imx6_ccm_write, - .endianness = DEVICE_NATIVE_ENDIAN, - .valid = { - /* - * Our device would not work correctly if the guest was doing - * unaligned access. This might not be a limitation on the real - * device but in practice there is no reason for a guest to access - * this device unaligned. - */ - .min_access_size = 4, - .max_access_size = 4, - .unaligned = false, - }, -}; - -static const struct MemoryRegionOps imx6_analog_ops = { - .read = imx6_analog_read, - .write = imx6_analog_write, - .endianness = DEVICE_NATIVE_ENDIAN, - .valid = { - /* - * Our device would not work correctly if the guest was doing - * unaligned access. This might not be a limitation on the real - * device but in practice there is no reason for a guest to access - * this device unaligned. - */ - .min_access_size = 4, - .max_access_size = 4, - .unaligned = false, - }, -}; - -static void imx6_ccm_init(Object *obj) -{ - DeviceState *dev = DEVICE(obj); - SysBusDevice *sd = SYS_BUS_DEVICE(obj); - IMX6CCMState *s = IMX6_CCM(obj); - - /* initialize a container for the all memory range */ - memory_region_init(&s->container, OBJECT(dev), TYPE_IMX6_CCM, 0x5000); - - /* We initialize an IO memory region for the CCM part */ - memory_region_init_io(&s->ioccm, OBJECT(dev), &imx6_ccm_ops, s, - TYPE_IMX6_CCM ".ccm", CCM_MAX * sizeof(uint32_t)); - - /* Add the CCM as a subregion at offset 0 */ - memory_region_add_subregion(&s->container, 0, &s->ioccm); - - /* We initialize an IO memory region for the ANALOG part */ - memory_region_init_io(&s->ioanalog, OBJECT(dev), &imx6_analog_ops, s, - TYPE_IMX6_CCM ".analog", - CCM_ANALOG_MAX * sizeof(uint32_t)); - - /* Add the ANALOG as a subregion at offset 0x4000 */ - memory_region_add_subregion(&s->container, 0x4000, &s->ioanalog); - - sysbus_init_mmio(sd, &s->container); -} - -static void imx6_ccm_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - IMXCCMClass *ccm = IMX_CCM_CLASS(klass); - - dc->reset = imx6_ccm_reset; - dc->vmsd = &vmstate_imx6_ccm; - dc->desc = "i.MX6 Clock Control Module"; - - ccm->get_clock_frequency = imx6_ccm_get_clock_frequency; -} - -static const TypeInfo imx6_ccm_info = { - .name = TYPE_IMX6_CCM, - .parent = TYPE_IMX_CCM, - .instance_size = sizeof(IMX6CCMState), - .instance_init = imx6_ccm_init, - .class_init = imx6_ccm_class_init, -}; - -static void imx6_ccm_register_types(void) -{ - type_register_static(&imx6_ccm_info); -} - -type_init(imx6_ccm_register_types) |