Subversion Repositories HelenOS

Rev

Rev 3716 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 3716 Rev 3908
Line 119... Line 119...
119 
/**
 119 
/**
120 
 * Initializes the SGCN serial driver.
 120 
 * Initializes the SGCN serial driver.
121 
 */
 121 
 */
122 
int sgcn_init(void)
 122 
int sgcn_init(void)
123 
{
 123 
{
124 
    sram_virt_addr = (uintptr_t) as_get_mappable_page(
 124 
    sram_virt_addr = (uintptr_t) as_get_mappable_page(sysinfo_value("sram.area.size"));
125 
        sysinfo_value("sram.area.size"));
 - 
 
126 
    int result = physmem_map(
 - 
 
- 
 
 125 
   
127 
        (void *) sysinfo_value("sram.address.physical"),
 126 
    if (physmem_map((void *) sysinfo_value("sram.address.physical"),
128 
        (void *) sram_virt_addr,
 - 
 
129 
        sysinfo_value("sram.area.size") / PAGE_SIZE,
 127 
        (void *) sram_virt_addr, sysinfo_value("sram.area.size") / PAGE_SIZE,
130 
        AS_AREA_READ | AS_AREA_WRITE
 128 
        AS_AREA_READ | AS_AREA_WRITE) != 0)
131 
        );
 - 
 
132 
    if (result != 0) {
 - 
 
133 
        printf("SGCN: uspace driver couldn't map physical memory: %d\n",
 - 
 
134 
            result);
 129 
        return -1;
135 
    }
 - 
 
136 
   
 130 
   
137 
    serial_console_init(sgcn_putc, WIDTH, HEIGHT);
 131 
    serial_console_init(sgcn_putc, WIDTH, HEIGHT);
138 
   
 132 
   
139 
    sram_buffer_offset = sysinfo_value("sram.buffer.offset");
 133 
    sram_buffer_offset = sysinfo_value("sram.buffer.offset");
140 
   
 134