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. include/asm-generic/global_data.h
1 typedef struct global_data {
2 bd_t *bd;
3 unsigned long flags;
4 unsigned int baudrate;
5 unsigned long cpu_clk; /* CPU clock in Hz! */
6 unsigned long bus_clk;
7 /* We cannot bracket this with CONFIG_PCI due to mpc5xxx */
8 unsigned long pci_clk;
9 unsigned long mem_clk;
10 #if defined(CONFIG_LCD) || defined(CONFIG_VIDEO)
11 unsigned long fb_base; /* Base address of framebuffer mem */
12 #endif
13 #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
14 unsigned long post_log_word; /* Record POST activities */
15 unsigned long post_log_res; /* success of POST test */
16 unsigned long post_init_f_time; /* When post_init_f started */
17 #endif
18 #ifdef CONFIG_BOARD_TYPES
19 unsigned long board_type;
20 #endif
21 unsigned long have_console; /* serial_init() was called */
22 #if CONFIG_IS_ENABLED(PRE_CONSOLE_BUFFER)
23 unsigned long precon_buf_idx; /* Pre-Console buffer index */
24 #endif
25 unsigned long env_addr; /* Address of Environment struct */
26 unsigned long env_valid; /* Checksum of Environment valid? */
27
28 unsigned long ram_top; /* Top address of RAM used by U-Boot */
29 unsigned long relocaddr; /* Start address of U-Boot in RAM */
30 phys_size_t ram_size; /* RAM size */
31 unsigned long mon_len; /* monitor len */
32 unsigned long irq_sp; /* irq stack pointer */
33 unsigned long start_addr_sp; /* start_addr_stackpointer */
34 unsigned long reloc_off;
35 struct global_data *new_gd; /* relocated global data */
36
37 #ifdef CONFIG_DM
38 struct udevice *dm_root; /* Root instance for Driver Model */
39 struct udevice *dm_root_f; /* Pre-relocation root instance */
40 struct list_head uclass_root; /* Head of core tree */
41 #endif
42 #ifdef CONFIG_TIMER
43 struct udevice *timer; /* Timer instance for Driver Model */
44 #endif
45
46 const void *fdt_blob; /* Our device tree, NULL if none */
47 void *new_fdt; /* Relocated FDT */
48 unsigned long fdt_size; /* Space reserved for relocated FDT */
49 struct jt_funcs *jt; /* jump table */
50 char env_buf[32]; /* buffer for getenv() before reloc. */
51 #ifdef CONFIG_TRACE
52 void *trace_buff; /* The trace buffer */
53 #endif
54 #if defined(CONFIG_SYS_I2C)
55 int cur_i2c_bus; /* current used i2c bus */
56 #endif
57 #ifdef CONFIG_SYS_I2C_MXC
58 void *srdata[10];
59 #endif
60 unsigned long timebase_h;
61 unsigned long timebase_l;
62 #ifdef CONFIG_SYS_MALLOC_F_LEN
63 unsigned long malloc_base; /* base address of early malloc() */
64 unsigned long malloc_limit; /* limit address */
65 unsigned long malloc_ptr; /* current address */
66 #endif
67 #ifdef CONFIG_PCI
68 struct pci_controller *hose; /* PCI hose for early use */
69 phys_addr_t pci_ram_top; /* top of region accessible to PCI */
70 #endif
71 #ifdef CONFIG_PCI_BOOTDELAY
72 int pcidelay_done;
73 #endif
74 struct udevice *cur_serial_dev; /* current serial device */
75 struct arch_global_data arch; /* architecture-specific data */
76 #ifdef CONFIG_CONSOLE_RECORD
77 struct membuff console_out; /* console output */
78 struct membuff console_in; /* console input */
79 #endif
80 #ifdef CONFIG_DM_VIDEO
81 ulong video_top; /* Top of video frame buffer area */
82 ulong video_bottom; /* Bottom of video frame buffer area */
83 #endif
84 } gd_t;
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