blob: 9a7fd5f42a6b540bee8a9260fd87ef80ba59e5ea [file] [log] [blame]
Norman James362a80f2015-09-14 14:04:39 -05001#include <stdint.h>
2#include <stdio.h>
3#include <stdlib.h>
4#include <string.h>
5#include <fcntl.h>
6#include <unistd.h>
7#include <sys/stat.h>
8#include <sys/mman.h>
9#include "interfaces/openbmc_intf.h"
10#include "openbmc.h"
11#include "gpio.h"
12
13/* ---------------------------------------------------------------------------------------------------- */
14static const gchar* dbus_object_path = "/org/openbmc/control";
Norman James978d2f32015-10-28 12:45:52 -050015static const gchar* instance_name = "bmc0";
Norman James362a80f2015-09-14 14:04:39 -050016static const gchar* dbus_name = "org.openbmc.control.Bmc";
17
Norman James65a295a2015-09-26 22:21:10 -050018//this probably should come from some global SOC config
19
Norman James8fe5d242015-10-14 09:40:44 -050020#define LPC_BASE (off_t)0x1e789000
Norman James65a295a2015-09-26 22:21:10 -050021#define LPC_HICR6 0x80
22#define LPC_HICR7 0x88
23#define LPC_HICR8 0x8c
Norman James8fe5d242015-10-14 09:40:44 -050024#define SPI_BASE (off_t)0x1e630000
25#define SCU_BASE (off_t)0x1e780000
26#define UART_BASE (off_t)0x1e783000
27#define COM_BASE (off_t)0x1e789000
28#define COM_BASE2 (off_t)0x1e789100
29#define GPIO_BASE (off_t)0x1e6e2000
Norman James362a80f2015-09-14 14:04:39 -050030
31static GDBusObjectManagerServer *manager = NULL;
32
Norman James8fe5d242015-10-14 09:40:44 -050033void* memmap(int mem_fd,off_t base)
Norman James65a295a2015-09-26 22:21:10 -050034{
35 void* bmcreg;
36 bmcreg = mmap(NULL, getpagesize(),
37 PROT_READ | PROT_WRITE, MAP_SHARED, mem_fd, base);
38
39 if (bmcreg == MAP_FAILED) {
Norman James8c6d8382015-10-06 07:47:16 -050040 printf("ERROR: Unable to map LPC register memory");
Norman James65a295a2015-09-26 22:21:10 -050041 exit(1);
42 }
43 return bmcreg;
44}
45
46void reg_init()
47{
48 g_print("BMC init\n");
49 // BMC init done here
50
51 void *bmcreg;
52 int mem_fd = open("/dev/mem", O_RDWR | O_SYNC);
53 if (mem_fd < 0) {
Norman James8c6d8382015-10-06 07:47:16 -050054 printf("ERROR: Unable to open /dev/mem");
Norman James65a295a2015-09-26 22:21:10 -050055 exit(1);
56 }
57
58 bmcreg = memmap(mem_fd,LPC_BASE);
59 devmem(bmcreg+LPC_HICR6,0x00000500); //Enable LPC FWH cycles, Enable LPC to AHB bridge
60 devmem(bmcreg+LPC_HICR7,0x30000E00); //32M PNOR
61 devmem(bmcreg+LPC_HICR8,0xFE0001FF);
62
63 //flash controller
64 bmcreg = memmap(mem_fd,SPI_BASE);
65 devmem(bmcreg+0x00,0x00000003);
66 devmem(bmcreg+0x04,0x00002404);
67
68 //UART
69
70
71 bmcreg = memmap(mem_fd,UART_BASE);
72 devmem(bmcreg+0x00,0x00000000); //Set Baud rate divisor -> 13 (Baud 115200)
73 devmem(bmcreg+0x04,0x00000000); //Set Baud rate divisor -> 13 (Baud 115200)
74 devmem(bmcreg+0x08,0x000000c1); //Disable Parity, 1 stop bit, 8 bits
75 bmcreg = memmap(mem_fd,COM_BASE);
Norman Jamesc1eb4922015-10-20 22:11:26 -050076 devmem(bmcreg+0x9C,0x08060000); //Set UART routing
Norman James65a295a2015-09-26 22:21:10 -050077
78 bmcreg = memmap(mem_fd,SCU_BASE);
79 devmem(bmcreg+0x00,0x13008CE7);
80 devmem(bmcreg+0x04,0x0370E677);
81 devmem(bmcreg+0x20,0xDF48F7FF);
82 devmem(bmcreg+0x24,0xC738F202);
83
84
85 //GPIO
86 bmcreg = memmap(mem_fd,GPIO_BASE);
87 devmem(bmcreg+0x84,0x00fff0c0); //Enable UART1
88 devmem(bmcreg+0x70,0x120CE406);
89 devmem(bmcreg+0x80,0xCB000000);
90 devmem(bmcreg+0x88,0x01C000FF);
91 devmem(bmcreg+0x8c,0xC1C000FF);
92 devmem(bmcreg+0x90,0x003FA009);
93
Norman James13be15a2015-10-08 15:11:28 -050094 bmcreg = memmap(mem_fd,COM_BASE);
95 devmem(bmcreg+0x170,0x00000042);
96 devmem(bmcreg+0x174,0x00004000);
97
Norman James65a295a2015-09-26 22:21:10 -050098
99 close(mem_fd);
100}
101
Norman James362a80f2015-09-14 14:04:39 -0500102static gboolean
103on_init (Control *control,
104 GDBusMethodInvocation *invocation,
105 gpointer user_data)
106{
Norman James978d2f32015-10-28 12:45:52 -0500107 //#ifdef __arm__
108 //reg_init();
109 //#endif
110 control_complete_init(control,invocation);
111 //control_emit_goto_system_state(control,"BMC_STARTING");
112
113 return TRUE;
114}
115gboolean go(gpointer user_data)
116{
117 cmdline *cmd = user_data;
118 Control* control = object_get_control((Object*)cmd->user_data);
Norman James65a295a2015-09-26 22:21:10 -0500119 #ifdef __arm__
120 reg_init();
121 #endif
Norman Jamesa3e47c42015-10-18 14:43:10 -0500122 control_emit_goto_system_state(control,"BMC_STARTING");
Norman Jamese7e30762015-10-28 20:27:02 -0500123
124 //g_main_loop_quit(cmd->loop);
Norman James978d2f32015-10-28 12:45:52 -0500125 return FALSE;
Norman James362a80f2015-09-14 14:04:39 -0500126}
127
128static void
129on_bus_acquired (GDBusConnection *connection,
130 const gchar *name,
131 gpointer user_data)
132{
133 ObjectSkeleton *object;
Norman James362a80f2015-09-14 14:04:39 -0500134 cmdline *cmd = user_data;
Norman James362a80f2015-09-14 14:04:39 -0500135 manager = g_dbus_object_manager_server_new (dbus_object_path);
Norman James362a80f2015-09-14 14:04:39 -0500136
Norman James978d2f32015-10-28 12:45:52 -0500137 gchar *s;
138 s = g_strdup_printf ("%s/%s",dbus_object_path,instance_name);
139 object = object_skeleton_new (s);
140 g_free (s);
Norman James362a80f2015-09-14 14:04:39 -0500141
Norman James978d2f32015-10-28 12:45:52 -0500142 ControlBmc* control_bmc = control_bmc_skeleton_new ();
143 object_skeleton_set_control_bmc (object, control_bmc);
144 g_object_unref (control_bmc);
Norman James362a80f2015-09-14 14:04:39 -0500145
Norman James978d2f32015-10-28 12:45:52 -0500146 Control* control = control_skeleton_new ();
147 object_skeleton_set_control (object, control);
148 g_object_unref (control);
Norman James362a80f2015-09-14 14:04:39 -0500149
Norman James978d2f32015-10-28 12:45:52 -0500150 //define method callbacks here
151 g_signal_connect (control,
152 "handle-init",
153 G_CALLBACK (on_init),
154 NULL); /* user_data */
155
156 /* Export the object (@manager takes its own reference to @object) */
157 g_dbus_object_manager_server_export (manager, G_DBUS_OBJECT_SKELETON (object));
158 g_object_unref (object);
159
Norman James362a80f2015-09-14 14:04:39 -0500160 /* Export all objects */
161 g_dbus_object_manager_server_set_connection (manager, connection);
Norman James978d2f32015-10-28 12:45:52 -0500162
163 //TODO: This is a bad hack to wait for object to be on bus
164 //sleep(1);
165 cmd->user_data = object;
166 g_idle_add(go,cmd);
Norman James362a80f2015-09-14 14:04:39 -0500167}
168
Norman James978d2f32015-10-28 12:45:52 -0500169
Norman James362a80f2015-09-14 14:04:39 -0500170static void
171on_name_acquired (GDBusConnection *connection,
172 const gchar *name,
173 gpointer user_data)
174{
Norman James978d2f32015-10-28 12:45:52 -0500175
176
Norman James362a80f2015-09-14 14:04:39 -0500177}
178
179static void
180on_name_lost (GDBusConnection *connection,
181 const gchar *name,
182 gpointer user_data)
183{
Norman James362a80f2015-09-14 14:04:39 -0500184}
185
186
Norman James362a80f2015-09-14 14:04:39 -0500187/*----------------------------------------------------------------*/
188/* Main Event Loop */
189
190gint
191main (gint argc, gchar *argv[])
192{
193 GMainLoop *loop;
194 cmdline cmd;
195 cmd.argc = argc;
196 cmd.argv = argv;
197
198 guint id;
199 loop = g_main_loop_new (NULL, FALSE);
Norman James978d2f32015-10-28 12:45:52 -0500200 cmd.loop = loop;
Norman James362a80f2015-09-14 14:04:39 -0500201
Norman James5e792e32015-10-07 17:36:17 -0500202 id = g_bus_own_name (DBUS_TYPE,
Norman James362a80f2015-09-14 14:04:39 -0500203 dbus_name,
204 G_BUS_NAME_OWNER_FLAGS_ALLOW_REPLACEMENT |
205 G_BUS_NAME_OWNER_FLAGS_REPLACE,
206 on_bus_acquired,
207 on_name_acquired,
208 on_name_lost,
209 &cmd,
210 NULL);
211
212 g_main_loop_run (loop);
213
214 g_bus_unown_name (id);
215 g_main_loop_unref (loop);
216 return 0;
217}