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Rev 2274 | Rev 2312 | ||
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Line 47... | Line 47... | ||
47 | */ |
47 | */ |
48 | ipl_t interrupts_disable(void) |
48 | ipl_t interrupts_disable(void) |
49 | { |
49 | { |
50 | ipl_t ipl = current_status_reg_read(); |
50 | ipl_t ipl = current_status_reg_read(); |
51 | 51 | ||
52 | current_status_reg_control_write(ipl & ~STATUS_REG_IE_ENABLED_BIT); |
52 | current_status_reg_control_write(STATUS_REG_IRQ_DISABLED_BIT | ipl); |
53 | 53 | ||
54 | return ipl; |
54 | return ipl; |
55 | } |
55 | } |
56 | 56 | ||
57 | /** Enable interrupts. |
57 | /** Enable interrupts. |
Line 60... | Line 60... | ||
60 | */ |
60 | */ |
61 | ipl_t interrupts_enable(void) |
61 | ipl_t interrupts_enable(void) |
62 | { |
62 | { |
63 | ipl_t ipl = current_status_reg_read(); |
63 | ipl_t ipl = current_status_reg_read(); |
64 | 64 | ||
65 | current_status_reg_control_write(ipl | STATUS_REG_IE_ENABLED_BIT); |
65 | current_status_reg_control_write(ipl & ~STATUS_REG_IRQ_DISABLED_BIT); |
66 | 66 | ||
67 | return ipl; |
67 | return ipl; |
68 | } |
68 | } |
69 | 69 | ||
70 | /** Restore interrupt priority level. |
70 | /** Restore interrupt priority level. |
Line 72... | Line 72... | ||
72 | * @param ipl Saved interrupt priority level. |
72 | * @param ipl Saved interrupt priority level. |
73 | */ |
73 | */ |
74 | void interrupts_restore(ipl_t ipl) |
74 | void interrupts_restore(ipl_t ipl) |
75 | { |
75 | { |
76 | current_status_reg_control_write(current_status_reg_read() | |
76 | current_status_reg_control_write(current_status_reg_read() | |
77 | (ipl & STATUS_REG_IE_ENABLED_BIT)); |
77 | (ipl & STATUS_REG_IRQ_DISABLED_BIT)); |
78 | } |
78 | } |
79 | 79 | ||
80 | /** Read interrupt priority level. |
80 | /** Read interrupt priority level. |
81 | * |
81 | * |
82 | * @return Current interrupt priority level. |
82 | * @return Current interrupt priority level. |